US Pat. No. 9,394,651

UNDERLAYMENT PANEL HAVING DRAINAGE CHANNELS

Brock USA, LLC, Boulder,...

1. An underlayment panel comprising:
a panel section having a plurality of drain holes formed therethrough;
a top surface configured to support at least a layer of loose infill material, the top side further including a texture that
maintains the general position of the loose infill material on the top surface; and

a bottom surface having a plurality of projections that cooperate to define channels suitable to permit water flow across
the bottom surface, the channels being in fluid communication with the panel drain holes, the projections having tapered sides
such that the bottom side channels will retain up to 25 mm of water for a slower release rate into a substrate than a drainage
rate across the channels.

US Pat. No. 10,060,082

BASE FOR TURF SYSTEM WITH VERTICAL SUPPORT EXTENSIONS AT PANEL EDGES

BROCK USA, LLC, Boulder,...

16. A turf underlayment panel suitable for assembly with additional turf underlayment panels to form a turf underlayment layer for supporting an artificial turf assembly, the turf underlayment panel including a core, a top side having a plurality of top projections, and a bottom side, the top projections forming top side water drainage channels, the panel having substantially vertical edges configured for substantially parallel orientation with edges of adjacent panels, thereby forming a substantially vertical drainage path defined by the panel edge and further defined by an edge of adjacent panels, the edges of the panel having vertical support extensions that extend from the panel, the vertical support extensions having an upper surface for supporting an artificial turf assembly overlying the panel, and at least one of the panel edges having one or more complementary indentations corresponding to vertical support extensions of adjacent panels, wherein when the panel is assembled with an adjacent panel, the vertical support extensions can be received in indentations in the adjacent panel to define intermittent linear drainage path segments that are shorter than a length of the panel edge.

US Pat. No. 9,790,645

STRUCTURAL UNDERLAYMENT SUPPORT SYSTEM AND PANEL FOR USE WITH PAVING AND FLOORING ELEMENTS

Brock USA, LLC, Boulder,...

1. A paving system for paving comprising:
a top layer of a plurality of paving elements; and
an underlayment support layer in the form of panels positioned underneath the top layer, the panels including a top side having
a plurality of projections, a bottom side, and panel edges, the plurality of top side projections forming top side channels
that extend across the top side of the panel to allow drainage of fluid across the top side of the panel, and the bottom side
having bottom side channels that extend across the bottom side of the panel to allow drainage of fluid across the bottom side
of the panel, the panels being shaped with a recess for interlocking with one or more adjacent panels in the assembly of panels,
and the panels being made from a plurality of polyolefin beads, the plurality of polyolefin beads bonded together by at least
one of pressure and heat to produce a substantially water-impervious surface.

US Pat. No. 9,771,692

BASE FOR TURF SYSTEM

Brock USA, LLC, Boulder,...

1. A turf underlayment layer comprised of an assembly of panels, the panels including a top side having a plurality of projections,
a bottom side, and panel edges, the plurality of top side projections forming top side channels that extend across the top
side of the panel to allow drainage of fluid across the top side of the panel, and the bottom side having bottom side channels
that extend across the bottom side of the panel to allow drainage of fluid across the bottom side of the panel, the panel
edges within the turf underlayment layer abutting edges of adjacent panels, the panels further including a plurality of drain
holes positioned through the panel to allow fluid to flow from the top side of the panel to the bottom side of the panel,
where the panels are made from a plurality of polyolefin beads, the plurality of polyolefin beads bonded together by at least
one of pressure and heat to produce a substantially water-impervious surface.

US Pat. No. 9,567,714

STRUCTURAL UNDERLAYMENT SUPPORT SYSTEM AND PANEL FOR USE WITH PAVING AND FLOORING ELEMENTS

BROCK USA, LLC, Boulder,...

1. An underlayment support panel for a paving system, the underlayment support panel being made of a core with a top side
and a bottom side, the core being made from expanded polymeric bead material, with the polymeric bead material having been
molded under heat and compression to bond the beads together, and to compress the beads to the extent sufficient to substantially
remove the interstitial voids between the beads, the panel having spaced apart drainage holes that interconnect the panel
top side with the panel bottom side such that the overall underlayment layer is porous to the flow of fluids, the panel having
a plurality of projections extending across the bottom side of the panel, the projections forming bottom channels suitable
for water drainage flow.

US Pat. No. 10,047,484

UNDERLAYMENT PANEL HAVING DRAINAGE CHANNELS

BROCK USA, LLC, Boulder,...

1. An impact absorption panel having a top surface, a bottom surface, and a core, the panel including a plurality drain holes extending from the top surface to the bottom surface, the panel having a plurality of bottom surface channels, the bottom surface channels being defined by sides of a plurality of adjacent bottom projections disposed across the bottom surface and projecting downwardly, the panels being made from a plurality of polyolefin beads, the plurality of polyolefin beads bonded together by at least one of pressure and heat to produce a substantially water-impervious surface, the panels having four edges, with two of the edges having flanges extending laterally beyond the core to overlap the edges of an adjacent similar panel when the panel is arranged with similar panels in a layer of panels.

US Pat. No. 9,790,646

BASE FOR TURF SYSTEM

BROCK USA, LLC, Boulder,...

1. A turf underlayment layer comprised of an assembly of panels, the panels including a top side having a plurality of projections,
a bottom side, and panel edges, the plurality of top side projections forming top side channels that extend across the top
side of the panel to allow drainage of fluid across the top side of the panel, and the bottom side having bottom side channels
that extend across the bottom side of the panel to allow drainage of fluid across the bottom side of the panel, the panels
being shaped with a recess for interlocking with one or more adjacent panels in the assembly of panels, and the panels are
made from a plurality of polyolefin beads, the plurality of polyolefin beads bonded together by at least one of pressure and
heat to produce a substantially water-impervious surface.

US Pat. No. 9,631,326

UNDERLAYMENT PANEL HAVING DRAINAGE CHANNELS

Brock USA, LLC, Boulder,...

1. An impact-absorbing assembly comprising:
a covering layer, the covering layer being one or more of artificial turf, rubber mats, polymer mats, short pile carpeting,
particulate infill, wood chips, and ground rubber chips; and

a layer of one or more underlayment panels positioned beneath the covering layer, the underlayment panels having
a panel section having a plurality of drain holes formed therethrough;
a top surface configured to support the covering layer, the top surface further including a texture that maintains the general
position of the covering layer on the top surface; and

a bottom surface having a plurality of bottom projections that cooperate to define bottom side channels suitable to permit
water flow across the bottom surface, the channels being in fluid communication with the panel drain holes, the bottom projections
having tapered sides such that the bottom side channels will retain up to 25 mm of water for a slower release rate into an
underlying substrate than a drainage rate across the channels.

US Pat. No. 10,458,075

BASE FOR TURF SYSTEM WITH VERTICAL SUPPORT EXTENSIONS AT PANEL EDGES

Brock USA, LLC, Boulder,...

1. A turf underlayment layer for supporting an artificial turf assembly, the turf underlayment layer comprising a plurality of panels assembled together, each panel including a top side, a bottom side, and edges extending substantially vertically from the top side to the bottom side, the edges having one or more drainage projections spacing abutting panel edges apart to form a drainage path therebetween, the drainage projections being compressible to absorb relative movement of abutting panels, at least one of the panel edges including at least one vertical support extension having an upper surface that is coplanar with the top side of the panel and defines a deviation between linear segments of the drainage path between adjacent panels, the upper surface configured to support the artificial turf assembly overlying the turf underlayment layer, and the panel edges having one or more complementary indentations corresponding to vertical support extensions of the adjacent panels wherein the vertical support extensions are received in the corresponding indentations and permit relative panel movement parallel to and perpendicular to the drainage paths.

US Pat. No. 10,655,282

UNDERLAYMENT PANEL HAVING DRAINAGE CHANNELS

Brock USA, LLC, Boulder,...

1. An impact absorption panel having a top surface, a bottom surface, and a core, the panel having a plurality of adjacent bottom projections disposed across the bottom surface, each bottom projection having a first stage and a second stage, the first stage defining a support surface for contact with the ground and further defining a first spring rate characteristic and the second stage defining a second spring rate characteristic wherein the first spring rate characteristic provides for more deflection under load than the second spring rate characteristic, the panels being made from a plurality of polyolefin beads, the plurality of polyolefin beads bonded together by at least one of pressure and heat to produce a substantially water-impervious surface.