US Pat. No. 9,187,227

BLISTER PACKAGE WITH TIERED ROWS OF PRODUCTS

Energizer Brands, LLC, S...

1. A display package for retaining two sets of articles, said package comprising:
a container having a base panel, a first top panel and a second top panel, the container defining a first row between the
base panel and first top panel and a second row between the base panel and the second top panel, wherein the second top panel
is positioned farther from the base panel than the first top panel;

a first set of articles at least partially disposed within the first row and at least partially secured between the base panel
and the first top panel;

a backing card having a first surface coupled to the container to define an interior volume, wherein the interior volume includes
the first and second rows, and wherein the second row is at least partially defined by the first surface;

a flap defined within the backing card and extending into the interior volume at a predetermined angle, wherein a top edge
of the flap is positioned between the base panel and the second top panel; and

a second set of articles disposed within the second row, wherein the second set of articles is at least partially secured
within the second row between the top edge of the flap and the second top panel, wherein the second set of articles is positioned
higher relative to the base panel than the first set of articles, such that sides of the second set of articles are visible
over the first set of articles from a front of the package.

US Pat. No. 9,325,018

LITHIUM-IRON DISULFIDE CELL DESIGN

ENERGIZER BRANDS, LLC, S...

5. The method according to claim 1, wherein the zone of reduced electrochemical activity is created by discharging the cathode in the zone prior to disposing
the electrode assembly in the container.

US Pat. No. 10,091,854

PORTABLE LIGHT CONTROL APPARATUS

Energizer Brands, LLC, S...

1. A portable lighting device having a power switch and an onboard controller configured to:monitor characteristics of one or more onboard device components; and
after the power switch is activated, initialize a start-up sequence to gradually increase the brightness emitted by the portable lighting device to a steady-state brightness level, wherein the start-up sequence defines a brightness rate of change selected from a plurality of predefined brightness rates of change, and wherein the brightness rate of change is selected based at least in part on one or more of the monitored characteristics.

US Pat. No. 9,472,807

HIGH DISCHARGE CAPACITY LITHIUM BATTERY

Energizer Brands, LLC, S...

1. An electrochemical battery cell comprising:
a housing;
a negative electrode comprising lithium;
a positive electrode comprising a cathode mixture including naturally occurring pyrite coated onto at least a portion of each
side of a thin metal strip, wherein the natural pyrite comprises iron disulfide particles having a mean diameter of a volume
distribution for the iron disulfide particles that is between 1 and 19 ?m;

an electrolyte mixture, comprising at least one salt dissolved in at least one non-aqueous organic solvent, disposed within
the housing;

a separator disposed between the negative electrode and the positive electrode; and
wherein the negative electrode, positive electrode, and the separator form a spiral wound cylindrical electrode assembly.

US Pat. No. 9,620,790

METHOD FOR DISMANTLING A BATTERY CELL USING FLUID JETS

Energizer Brands, LLC, S...

1. A method for dismantling batteries for recycling, the method comprising the steps of:
positioning at least one battery proximate at least one fluid jet;
removing first and second ends of the at least one battery using the at least one fluid jet, thereby exposing an interior
volume of the at least one battery;

positioning the at least one battery proximate a fluid gun; and
at least one of: i) removing at least a portion of anode material from the interior volume using the fluid gun and capturing
at least a portion of the anode material; and ii) removing at least a portion of a cathode ring from the interior volume of
the at least one battery using the fluid gun and capturing the at least a portion of the cathode ring.

US Pat. No. 9,340,342

PRODUCT PACKAGING HAVING MAGNETIC ACTIVATED TEST MODE

Energizer Brands, LLC, S...

1. A packaged product comprising:
a package;
a fixed magnet disposed in a non-moving position within the package; and
an electrically powered device disposed in the package, said device comprising a control circuit operatively associated with
a magnetic switch disposed in close proximity to the magnet such that the magnet actuates the magnetic switch, said device
further comprising a user actuated input, wherein said user actuated input causes the circuit to operate the device in a test
mode when the fixed magnet is in close proximity to the magnetic switch and in a user mode when the device is not disposed
in the package.

US Pat. No. 9,435,515

NEAR-FIELD LENS WITH CONVEX HYPERBOLIC SURFACE

Energizer Brands, LLC, S...

1. A portable lighting device comprising:
a housing;
a light source positioned in the housing proximate to a near-field lens supported in the housing and comprising a lens body
positioned about an optical axis, the lens body comprising:

a substantially flat output surface through which light exits the lens body;
an input surface through which light enters the lens body consisting of: a) a focusing surface centered symmetrically around
the optical axis, wherein the focusing surface receives light directly from the light source and collimates the received light
along the optical axis towards the output surface without undergoing refraction when passing through the output surface, and
b) a single convex hyperbolic surface centered symmetrically around both the optical axis and the focusing surface, wherein
said convex hyperbolic surface receives light directly from the light source and is further defined by a plurality of transverse
axes, each of said transverse axes intersecting the convex hyperbolic surface at different points and crossing the optical
axis at a common intersection point coinciding with the light source such that each of the plurality of convex hyperbolic
sections are equidistant from the light source and the optical axis; and

a lateral surface extending between the convex hyperbolic surface and the output surface, wherein the convex hyperbolic surface
substantially collimates light towards the lateral surface to be internally reflected towards the output surface.

US Pat. No. 9,917,288

LITHIUM IRON DISULFIDE BATTERY

Energizer Brands, LLC, S...

1. An electrochemical cell comprising:
an anode consisting essentially of lithium or a lithium alloy;
a cathode coated onto a solid current collector, said cathode coating comprising iron disulfide as an active material;
a high temperature polymeric separator having a scaffold structure comprising a first polymer and filling polymer comprising
a second polymer, wherein:

the first polymer is selected from: polyimide, polyester, polyamide, poly(phthalamide), or poly(vinyl chloride); and
the second polymer is selected from: poly(vinylidene fluoride), polyacrylate, or a polyethylene copolymer;
an electrolyte consisting of one or more solutes dissolved in one or more liquid solvents, said electrolyte being physically
distinct from the separator;

wherein the anode, the cathode and the separator are spirally wound;
wherein the second polymer fills interstices of the scaffold structure and the electrolyte is at least partially absorbed
by the second polymer; and

wherein the first polymer does not soften at an expected discharge temperature for the cell.

US Pat. No. 9,976,724

LIGHTING DEVICE CONSTRUCTION

Energizer Brands, LLC, S...

1. A lighting panel for a portable lighting device, the lighting panel comprising:a substrate having a pair of at least substantially planar surfaces collectively defining a base edge at least substantially perpendicular to the pair of at least substantially planar surfaces and wherein the pair of at least substantially planar surfaces extends between at least substantially parallel flanges, and wherein:
the pair of at least substantially planar surfaces are configured to output light received from an associated light source,
the substrate includes a curved input surface for receiving light from the associated light source and a curved reflective surface for reflecting the received light to the pair of at least substantially planar surfaces,
each of the at least substantially parallel flanges extend beyond the curved reflective surface and are configured to couple to a body configured to facilitate the light panel between a transport mode and a use mode and secure a power source and the associated light source and
at least one of the pair of at least substantially planar surfaces includes an etching formation in which a plurality of individual markings each having gradually increasing diameters or depths across all of said at least one of the pair of at least substantially planar surfaces.

US Pat. No. 9,845,940

LIGHTING DEVICE AND LIGHT PANEL CONSTRUCTION

Energizer Brands, LLC, S...

1. A lighting device comprising a base housing to receive one or more batteries therein to power a light source located in
a light housing, the light housing being pivotally attached to said base housing at pivot points on both sides of said base
housing; a tubular handle extending along the axis of rotation in between said pivot points; and a printed circuit board (PCB)
having at least one light emitting diode (LED) thereon, and a lens with a planar section extending away from the at least
one LED, and the at least one LED is arranged so as to emit light into an edge of the lens.

US Pat. No. 10,034,953

MODULAR AIR FRESHENER SYSTEM

ENERGIZER BRANDS II, LLC,...

1. A modular air freshener system, the system comprising:a plurality of carriers each carrier having a different housing, the plurality of carriers comprising a passive diffuser carrier; a self-powered carrier; and an externally-powered carrier;
the self-powered carrier comprising:
a first housing defining a first open end;
a power-supply disposed in the first housing; and
a first blower electrically connected to the power supply, wherein the first blower is disposed in the first housing and configured to supply a flow of air through the first open end;
the externally-powered carrier comprising:
a second housing comprising at least one electrical terminal configured to be secured relative to an external power supply, wherein the second housing defines a second open end; and
a second blower electrically connected to the at least one electrical terminal, wherein the second blower is disposed in the second housing and configured to supply a flow of air through the second open end; and
the passive diffuser carrier comprising:
a diffuser body having a mating end; and
a scent device carried at least partially in the diffuser body;
wherein the mating end of the diffuser body is selectively couplable to the first open end of the first housing to complete the first housing of the self-powered carrier, and to position the scent device in the air flow provided by the first blower, the self-powered carrier carrying the diffuser body and the scent device;
wherein the mating end of the diffuser body is selectively couplable to the second open end of the second housing of the externally-powered carrier to complete the second housing of the externally-powered carrier, and to position the scent device in the flow path of the second blower, the externally-powered carrier carrying the diffuser body and the scent device; and
a mount couplable to the diffuser body when the diffuser body is not coupled to the first housing and the second housing;
the mount comprising a vent clip configured to be removably attachable to an air vent.

US Pat. No. 9,966,643

BATTERY CELL HAVING AIR ELECTRODE ASSEMBLY BONDED TO CAN AND METHOD OF MANUFACTURE

Energizer Brands, LLC, S...

1. An electrochemical battery cell comprising:a cell housing comprising a first housing component and a second housing component;
a gasket disposed between the first and second housing components;
an electrode assembly comprising a first electrode disposed within the cell housing in electrical contact with the first housing component, the electrode assembly having a sealed perimeter region and a centrally-located air diffusion region, wherein the sealed perimeter region of the electrode assembly is compressed between the gasket and the first housing component and surrounds the centrally-located air diffusion region and the centrally-located air diffusion region is not compressed between the gasket and the first housing component;
a second electrode disposed within the cell housing in electrical contact with the second housing component; and
a mechanical bond connecting the electrode assembly to the first housing component in the centrally-located air diffusion region and wherein the mechanical bond is located away from the sealed perimeter of the electrode assembly to prevent doming of the electrode assembly.

US Pat. No. 9,954,205

SLOTTED BATTERY CAVITY FOR MULTIPLE CELL SIZES

ENERGIZER BRANDS, LLC, S...

1. A device comprising:a battery compartment defined by:
a body having a distal end and an opposing end with an axis running between the distal end and the opposing end;
a first slot positioned within the body and configured to receive at least one battery of a first battery type, said first slot having a first axial length and a first cross-sectional shape in a radial plane perpendicular to the axis;
a second slot positioned within the body and configured to receive at least one battery of a second battery type, said second slot having a second axial length and a second cross-sectional shape in the radial plane that is larger than the first cross-sectional shape;
a unitary contact element positioned in the opposing end; and
a distal contact element positioned in the distal end;
wherein: a) the at least one battery of the first battery type has an identical voltage and a different container size in comparison to the at least one battery of the second battery type; b) the first cross sectional shape overlaps with the second cross sectional shape to form a single cavity with two segments within the body defined, at least in part, by at least two projections extending into the cavity, said at least two projections cooperating with the first slot and the second slot to immobilize radial movement of batteries inserted therein independent of any compressive force exerted between the distal contact element and the unitary contact element; and c) the unitary contact element and the distal contact element establish an electrical connection with batteries inserted into the battery compartment; and
an electrical appliance in electrical communication with the battery compartment to provide electricity to the device.

US Pat. No. 10,206,263

ELECTRONIC PROTECTION AGAINST CIRCUIT REVERSAL

Energizer Brands, LLC, S...

1. A flashlight having active reversal protection comprising:a first battery power source;
a second battery power source;
a microprocessor;
a lighting device configured to provide a normal operation light output;
a first MOSFET operatively associated with the first battery power source, the microprocessor and the lighting device; and
a second MOSFET operatively associated with the second battery power source, the microprocessor and the lighting device;
wherein:
the first and second battery power sources are connected in parallel to the microprocessor, and
when a voltage delivered by the first battery power source is outside of a specified voltage range, (a) the first MOSFET prevents electrical communication with the first battery power source while the second battery power source and the second MOSFET, by way of the microprocessor, continue to operate the lighting device and (b) the microprocessor is programmed to cause the flashlight to provide a user perceivable alert signal indicating improper installation of batteries in the first battery power source, the alert signal provided by altering the normal operation light output delivered by the flashlight via operation of the flashlight using the second battery power source.

US Pat. No. 10,164,306

BATTERY CELL HAVING INWARD EXTENDING CUP EDGE AND METHOD OF MANUFACTURE

Energizer Brands, LLC, S...

1. An electrochemical battery cell comprising:a first electrode;
a second electrode;
an electrolyte; and
a cell housing comprising:
an electrically conductive metal can;
an electrically conductive metal cup; and
a gasket disposed between the can and the cup in which the electrodes, separator and electrolyte are disposed, wherein the first electrode is in contact with the can, and the second electrode is in contact with the cup,
wherein:
each of (a) the can, (b) the cup, and (c) the gasket includes a base and a peripheral wall extending from the base,
the peripheral wall of the cup having a cup edge portion at an end disposed away from the base of the cup defining an open end,
the peripheral wall of the gasket is disposed between and sealingly engaged with the peripheral wall of the can and the peripheral wall of the cup, with the peripheral wall of the can disposed on an outside of the peripheral wall of the gasket, the cup disposed on an inside of the peripheral wall of the gasket,
the base of the gasket extends between an inner edge and an outer edge,
the peripheral wall of the gasket extends away from the outer edge of the gasket base,
the gasket terminates at the inner edge of the of the gasket base,
both the edge portion of the cup and the base of the gasket extend inward toward the center of the first electrode, away from the peripheral wall of the can such that the inner edge of the gasket base and the edge portion of the cup are at an angle that is at least 45° and less than 90° relative to a longitudinal axis of the cell housing,
an inner surface of the base of the gasket is substantially parallel to an outer surface of the edge portion of the cup,
the base of the can is disposed so as to, with the gasket, sealingly enclose the open end of the cup,
the cup edge portion applies a biasing force toward the base of the can, and
a surface of the cup edge portion is sealingly engaged with the base of the gasket.
US Pat. No. 10,186,714

METHOD FOR INCREASING RECYCLED MANGANESE CONTENT

Energizer Brands, LLC, S...

1. A process for recycling batteries, comprising:a) separating active materials contained within battery cases from the battery cases, wherein the active materials comprise fine electrode powders of manganese oxides; and
b) extracting residual zinc and potassium compounds from the fine electrode powders to obtain a purified manganese oxide product;
wherein waste solution previously generated in the course of recycling batteries is used to extract the residual zinc and potassium compounds in part b);
and wherein the waste solution has been treated to remove zinc by the addition of NaOH.

US Pat. No. 10,232,683

LATERAL VENT STICK AIR FRESHENER

Energizer Brands II, LLC,...

1. An air freshener device, comprising:a) a carrier with a pair of tabs defining a gap therebetween, wherein each tab of the pair of tabs defines an inward facing surface facing toward the gap and an opposite outward facing surface;
b) a center tab extending from the pair of tabs defining a front face of the carrier and defining a longitudinal axis along which the center tab extends from the pair of tabs;
c) each of the pair of tabs extending laterally with respect to the longitudinal axis of the center tab in opposite directions;
d) each of the pair of tabs having a lateral width greater than a longitudinal depth;
e) at least one scented body secured to an outward facing surface of a scented tab of the pair of tabs, the at least one scented body having a desired scent interspersed within a material of the body and diffusible out of the material of the body over time to provide the desired scent;
f) the at least one scented body extending laterally with respect to the longitudinal axis of the scented tab in opposite directions; and
g) the at least one scented body having a lateral width greater than a longitudinal depth.

US Pat. No. 10,433,396

PORTABLE ELECTRICAL DEVICE WITH INTEGRATED CHARGER

Energizer Brands, LLC, S...

1. A portable electrical device comprising:a power supply;
an output device configured for generating an output having an output power between a minimum output power level and a maximum output power level;
a charging channel configured for transmitting electrical current from the power supply to a separate electrical device; and
an onboard controller configured to, upon detecting a separate electrical device connected via the charging channel, decrease the maximum output power level of the output device; and
wherein:
the output device is configured to generate an output having an output power at a first output power level; and
the onboard controller is further configured to:
detect the separate electrical device connected via the charging channel while the output device is generating an output having an output power at the first output power level; and
adjust the output power to a second output power level less than the first output power level.

US Pat. No. 10,205,206

ZINC-AIR ELECTROCHEMICAL CELL

Energizer Brands, LLC, S...

1. An electrochemical cell comprising:an anode including zinc;
a laminated air electrode comprising dry components including a manganese dioxide catalyst, a mixture of carbons, and a binder that is both fibrillated and particulate coated to at least a portion of the carbons, and wherein the mixture of carbons includes a hard carbon and at least one activated carbon; and
an electrolyte including potassium hydroxide.

US Pat. No. 10,177,375

ALKALINE BATTERY CATHODE STRUCTURES INCORPORATING MULTIPLE CARBON MATERIALS AND ORIENTATIONS

Energizer Brands, LLC, S...

1. A positive electrode for an alkaline primary battery comprising:at least one particulate active material comprising manganese dioxide:
a first conductive material;
a second conductive material having a different physical size in comparison to the first conductive material;
wherein the first conductive material comprises synthetic graphite and is entrained within particles of the active material to form active material agglomerates;
wherein the second conductive material adheres to at least a portion of a surface of the active material agglomerates; and
wherein the second conductive material comprises at least one selected from the group consisting of: unexpanded graphite, expanded graphite, graphene, graphite tubes, and graphite rods.

US Pat. No. 10,381,643

FLUOROSURFACTANT AS A ZINC CORROSION INHIBITOR

Energizer Brands, LLC, S...

1. An alkaline electrochemical cell, comprising:a container, a negative electrode, a positive electrode, wherein said negative electrode and said positive electrode are disposed within the container, a separator located between the negative electrode and the positive electrode, and an alkaline electrolyte, wherein the negative electrode comprises zinc and a sulfotricarballylate surfactant;
wherein the surfactant forms at least one monolayer on the surface of said zinc.

US Pat. No. 10,259,292

HEATED AIR FRESHENER WITH POWER PORT FOR 12V RECEPTACLE

Energizer Brands II, LLC,...

1. An air freshener device configured to be carried by a cigarette lighter style power outlet of an automobile having a bottom terminal and at least one side terminal, the device comprising:a) a housing with a stem and a head with a cavity therein, the stem sized and shaped to be inserted into the cigarette lighter style power outlet of the automobile, and the stern having a bottom tip terminal and at least one lateral terminal corresponding to the bottom terminal and at least one side terminal of the cigarette lighter style power outlet;
b) a scent capsule disposed in the housing and having a chamber containing a fragrant material and having a permeable membrane through which a fragrance of the fragrant material permeates over time;
c) a heat plate disposed in the housing adjacent and opposing the permeable membrane of the scent capsule;
d) a gap between the heat plate and the permeable membrane of the scent capsule;
e) the heat plate having a flat surface facing a flat surface of the permeable membrane to create the gap; and
f) the heat plate and the permeable membrane being oriented parallel with respect to one another.

US Pat. No. 10,263,230

HEARING AID BATTERY PACKAGING

ENERGIZER BRANDS, LLC, S...

1. A battery package, comprising:a card; and
a plurality of battery packs, each battery pack comprising:
a cover attached to a portion the card, the cover including an opening and a door wherein the door is movable between an open position to provide access to the opening and a closed position in which the door closes the opening;
a tray positioned between the portion of the card and the cover, the tray including a plurality of receptacles;
a plurality of batteries, each battery positioned within one of the plurality of receptacles; and
a plurality of tabs, each tab removably attached to one of the batteries, wherein each tab is positioned between the cover and the battery to which the tab is attached;
wherein the tray is rotatable relative to the card and the cover to selectively align one of the receptacles with the opening in a battery removal position; and
wherein with the door in the open position, the tab attached to the battery in the receptacle in the battery removal position is accessible through the opening via an arc of access of at least 90 degrees.

US Pat. No. 10,258,709

SCENT DIFFUSER WITH INTEGRATED AIR CIRCULATOR

Energizer Brands II, LLC,...

1. A scent diffuser configured to be secured relative to a support surface and to circulate fragrance throughout a surrounding environment, the scent diffuser comprising:a housing comprising a support face, an at least partially open front portion opposite the support face, and one or more sidewalls extending between the support face and the at least partially open front portion, wherein the one or more sidewalls have at least one intake aperture extending therethrough;
a powered air circulator configured for directing air and a fragrance composition through the at least partially open front portion; and
a solar cell positioned within the support face of the air circulator,
wherein the support face is configured to secure the scent diffuser relative to the support surface and has a portion configured to allow light to contact the solar cell, and
wherein the solar cell is configured to convert energy from the light into electrical energy for use by the powered air circulator.

US Pat. No. 10,391,191

SCENT DIFFUSER

Energizer Brands II, LLC,...

1. A scent diffuser comprising:a hollow body defining a first open end and an opposite second open end;
a first scent panel slidably secured to the hollow body and at least partially saturated with a fragrance composition; and
a second scent panel slidably secured to the hollow body and at least partially saturated with the fragrance composition;
wherein the second scent panel is slidable relative to the first scent panel to adjust a rate of fragrance composition diffusion from each of the first scent panel and the second scent panel; and
wherein each of the first scent panel and the second scent panel are slidable between:
a compressed position in which a maximum surface area of the first scent panel and a maximum surface area of the second scent panel are each positioned within the hollow body; and
an expanded position in which a minimum surface area of the first scent panel and a minimum surface area of the second scent panel are each positioned within the hollow body and wherein the first scent panel extends through the first open end of the hollow body and the second scent panel extends through the second open end of the hollow body.

US Pat. No. 10,319,991

ZINC ANODE COMPOSITION

Energizer Brands, LLC, S...

1. An alkaline electrochemical cell, comprising:a container; a negative electrode, a positive electrode, wherein said negative electrode and said positive electrode are disposed within the container, and an aqueous alkaline electrolyte, wherein the negative electrode comprises zinc and functionalized barium sulfate.

US Pat. No. 10,320,041

ZINC-AIR BATTERY SURFACTANTS

Energizer Brands, LLC, S...

1. A zinc-air battery comprising an air cathode, a zinc anode, and anelectrolyte, wherein the electrolyte comprises an amphoteric fluorosurfactant of Formula (I):

wherein
R1, R2, R3, R4, R5, R6, R7, and R8 are each independently a hydrogen, alkyl, alkenyl, or cycloalkyl group;
X1 is —C(O)—, —SO2—, —C(O)NRa—, —SO2NRa—, —CO2—, or —SO2O—;
Ra is H or an alkyl group;
m and p are each independently 0, 1, 2, 3, 4, 5, or 6; and
n and r are each independently 1, 2, 3, 4, or 5.

US Pat. No. 10,270,142

COPPER ALLOY METAL STRIP FOR ZINC AIR ANODE CANS

ENERGIZER BRANDS, LLC, S...

1. An electrochemical cell comprising:a zinc anode comprising an anode can, wherein the entire anode can consists of an alloy comprising copper, wherein the alloy is selected from the group consisting of an alloy of copper, aluminum, silicon and cobalt;
an alloy of copper, zinc, aluminum and cobalt; and, an alloy of copper, silicon, tin and chromium;
a cathode;
a gasket disposed between the anode and the cathode; and,
an electrolyte comprising a solute and an aqueous solvent.

US Pat. No. 9,472,807

HIGH DISCHARGE CAPACITY LITHIUM BATTERY

Energizer Brands, LLC, S...

1. An electrochemical battery cell comprising:
a housing;
a negative electrode comprising lithium;
a positive electrode comprising a cathode mixture including naturally occurring pyrite coated onto at least a portion of each
side of a thin metal strip, wherein the natural pyrite comprises iron disulfide particles having a mean diameter of a volume
distribution for the iron disulfide particles that is between 1 and 19 ?m;

an electrolyte mixture, comprising at least one salt dissolved in at least one non-aqueous organic solvent, disposed within
the housing;

a separator disposed between the negative electrode and the positive electrode; and
wherein the negative electrode, positive electrode, and the separator form a spiral wound cylindrical electrode assembly.