|
| US4276728 | 20 Sep 1979 | 7 Jul 1981 | Balco, Inc. | Dirt removing grid system for floors |
| US4568587 | 25 Sep 1981 | 4 Feb 1986 | Balco, Inc. | Roll-up floor mat with rigid rails |
| US4675222 | 30 Jun 1986 | 23 Jun 1987 | Reese Enterprises, Inc. | Floor covering connecting and supporting structure |
| US4766020 | 24 Aug 1987 | 23 Aug 1988 | Reese Enterprises, Inc. | Unitary connecting floor mat sections |
| US4796399 | 20 Oct 1987 | 10 Jan 1989 | Boardman Molded Products, Inc. | Combination walk-off and fatigue mat |
| US5077858 | 8 Mar 1991 | 7 Jan 1992 | Oliver Francis Industries, Inc. | Spike and cleat brush |
| US5195292 | 17 Dec 1990 | 23 Mar 1993 | Pawling Corporation | Resiliently mounted rigid floor grating |
| US5243804 | 20 Mar 1991 | 14 Sep 1993 | Jean-Francois Clement Francois Briere | Floor with carrier slats made from surface slats |
| US5293660 | 21 Apr 1993 | 15 Mar 1994 | | Foot scrub mat |
| US5486392 | 5 Jul 1994 | 23 Jan 1996 | Reese Enterprises, Inc. | Roll-up floor mat |
| US5513472 | 14 Nov 1994 | 7 May 1996 | Construction Specialties, Inc. | Foot grilles |
| US6405495 | 30 Nov 1999 | 18 Jun 2002 | | Spillage control safety floor matting |
| US6440525 | 19 Nov 2001 | 27 Aug 2002 | R & L Marketing and Sales, Inc. | Floor mat system with adjustable clip |
| US6444284 | 30 Jan 2002 | 3 Sep 2002 | R & L Marketing and Sales Inc. | Floor mat system for supporting heavy loads |
| US6505444 | 10 Nov 2000 | 14 Jan 2003 | Enterprises International, Inc. | Free standing modular floor mat system |
| US6531203 | 29 Jan 2002 | 11 Mar 2003 | R&L Marketing and Sales, Inc. | Floor mat system for supporting heavy loads |
| US6578324 | 3 May 2001 | 17 Jun 2003 | R & J Marketing and Sales, Inc. | Spillage control safety floor matting |
| US6635331 | 3 Jul 2001 | 21 Oct 2003 | | Universal mat with removable strips |
| US6663937 | 21 Nov 2001 | 16 Dec 2003 | | Universal mat with removable strips |
| US6740380 | 5 Mar 2002 | 25 May 2004 | R&L Marketing & Sales, Inc. | Floor mat system |
| US7028434 | 17 Jun 2003 | 18 Apr 2006 | Pixterra, Inc. | Spillage control safety floor matting |
| US7043792 | 19 Apr 2002 | 16 May 2006 | R&L Marketing & Sales, Inc. | Floor mat system with flanged cover |
| US7175899 | 14 Oct 2005 | 13 Feb 2007 | R&L Marketing & Sales, Inc. | Universal mat with removable strips |
| US7184255 | 17 Jan 2003 | 27 Feb 2007 | | Floor mat for collecting process particles and grounding the electrostatic charge |
| US7303801 | 10 Nov 2006 | 4 Dec 2007 | R & L Marketing & Sales, Inc. | Universal mat with removable strips |
| US7575795 | 2 Apr 2003 | 18 Aug 2009 | Seamless Alteratory Technologies, Inc (SATECH) | Impact absorbing safety matting system with elastomeric sub-surface structure |
| US7575796 | 5 Jul 2006 | 18 Aug 2009 | Seamless Attenuating Technologies, Inc. (SATECH) | Impact absorbing safety matting system with elastomeric sub-surface structure |
| US8109050 | 9 Feb 2007 | 7 Feb 2012 | University of Notre Dame Du Lac | Flooring apparatus for reducing impact energy during a fall |
| USD467116 | 3 May 2002 | 17 Dec 2002 | Rileys Limited | Flock & spiked mat - three flowers design |