US 12,330,014 B2
Exercise mat
Yogendra V. Dandapure, Richmond (CA); Katherine Douglas, Vancouver (CA); Glenn Malcolm Boghosian, Santa Fe Springs, CA (US); and Chen I. Kao, Dacun Township (TW)
Assigned to LULULEMON ATHLETICA CANADA INC., Vancouver (CA)
Filed by LULULEMON ATHLETICA CANADA INC., Vancouver (CA)
Filed on Feb. 7, 2023, as Appl. No. 18/165,705.
Application 18/165,705 is a continuation of application No. 15/847,475, filed on Dec. 19, 2017, granted, now 11,623,116, issued on Apr. 11, 2023.
Application 15/847,475 is a continuation of application No. 13/427,615, filed on Mar. 22, 2012, granted, now 9,902,125, issued on Feb. 27, 2018.
Claims priority of provisional application 61/467,233, filed on Mar. 24, 2011.
Prior Publication US 2023/0173334 A1, Jun. 8, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A63B 21/00 (2006.01); A63B 6/00 (2006.01)
CPC A63B 21/4037 (2015.10) [A63B 6/00 (2013.01); A63B 2209/00 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An exercise mat comprising:
at least one top layer comprising polyurethane having an open cell structure, wherein the at least one top layer is moisture absorbing or moisture wicking or both;
at least one bottom layer comprising at least one rubber material; and
at least one middle layer disposed between and bonded to the at least one top layer and the at least one bottom layer, wherein the at least one middle layer comprises at least one cotton fabric, or at least one polyester fabric, or both.