E04F 11/112

Technology



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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9725904 Architectural pavements in elevated exterior deck applicationsJan 08, 16Aug 08, 17Casata Technologies Inc.
9683372 Stair systems and wall assemblies comprising sameMar 18, 16Jun 20, 17Diamond Stairs Inc.
9644375 Portable pathway apparatusFeb 22, 15May 09, 17Not available
9644376 Tank farm systemFeb 23, 15May 09, 17Not available
9593489 Tread for steel-pan stairwaysApr 28, 16Mar 14, 17PROGRESSIVE SAFETY SOLUTIONS, LLC
9422726 Stair systemOct 27, 11Aug 23, 16BECKM, LLC
9290947 Stair systems and wall assemblies comprising sameJul 31, 12Mar 22, 16Diamond Stairs Inc.
9169650 Stair treadDec 02, 14Oct 27, 15Not available