US 12,285,382 B2
Detectable warning system
Mike Menendez, Redlands, CA (US)
Assigned to SAFETY STEP TD, INC., Redlands, CA (US)
Filed by SAFETY STEP TD, INC., Redlands, CA (US)
Filed on May 31, 2024, as Appl. No. 18/731,160.
Claims priority of provisional application 63/505,990, filed on Jun. 2, 2023.
Prior Publication US 2024/0398655 A1, Dec. 5, 2024
Int. Cl. A61H 3/06 (2006.01); A47G 27/02 (2006.01)
CPC A61H 3/066 (2013.01) [A47G 27/0275 (2013.01)] 25 Claims
OG exemplary drawing
 
1. A detectable warning system comprising:
a mat substrate comprising:
a first layer comprising cement, an acrylic material, and aluminum oxide; and
a second layer comprising cement and an acrylic material but not aluminum oxide;
wherein:
the cement used in the first layer is the same as the cement used in the second layer; and
the acrylic material used in the first layer is the same as the acrylic material used in the second layer; and
a texture layer disposed on a top surface of the mat substrate, the texture layer comprising a plurality of texture elements formed from a second acrylic material; and
wherein:
the mat substrate comprises a plurality of raised portions;
the second acrylic material comprises cement and acrylic material, wherein:
the cement used in the second acrylic material is the same as the cement used in the first layer and the second layer; and
the acrylic material used in the second acrylic material is the same as the acrylic material used in the first layer and the second layer;
the plurality of texture elements comprise texture elements that are of a variety of different sizes and shapes positioned about the top surface of the mat substrate.