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Class Information
Number: D25/62
Name: Building units and construction elements > Stair, ladder, scaffold, or similar support

Sub-classes under this class:

Class Number Class Name Patents
D25/68 Element or attachment (16) 263
D25/67 Sawhorse 69
D25/66 Scaffold 40
D25/63 Stepped (15) 53

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
D683053 Support structure May. 21, 2013
D675343 Support structure Jan. 29, 2013
D675344 Support structure Jan. 29, 2013
D670404 Garden bridge Nov. 6, 2012
D664494 Articulating yacht boarding stairs Jul. 31, 2012
D660457 Support platform May. 22, 2012
D658782 Foldable walkway May. 1, 2012
D657601 Platform for deck attachment Apr. 17, 2012
D657600 Platform for deck attachment Apr. 17, 2012
D657599 Deckmates Apr. 17, 2012
D645571 Tree stand platform Sep. 20, 2011
D644742 Choral riser Sep. 6, 2011
D640799 Observation chair Jun. 28, 2011
D631978 Fire escape ladder support Feb. 1, 2011
D621959 Portable stair platform Aug. 17, 2010
D621525 Adjustable height platform Aug. 10, 2010
D621067 V-shaped stair stringer and stair frame Aug. 3, 2010
D619270 T-shaped stair stringer and stair frame Jul. 6, 2010
D617469 Collapsible patio Jun. 8, 2010
D616111 Stairway riser May. 18, 2010
D608459 Stage deck section Jan. 19, 2010
D607580 Stair support Jan. 5, 2010
D596317 Platform Jul. 14, 2009
D590068 Modular tree ladder Apr. 7, 2009
D588279 Access tower Mar. 10, 2009
D575411 Foothold pair for climbing treestands Aug. 19, 2008
D573722 Precast concrete support for a bridge Jul. 22, 2008
D558898 Rounded platform tree stand Jan. 1, 2008
D558897 Rounded platform tree stand Jan. 1, 2008
D540474 Modular hunting ladder Apr. 10, 2007
D522666 Stand mountable on ladder Jun. 6, 2006
D519647 Mobile deer stand Apr. 25, 2006
D510143 Tree-mounted hunting blind Sep. 27, 2005
D508569 Tree-mounted hunting blind Aug. 16, 2005
D507661 Hunter's tree stand Jul. 19, 2005
D499189 Decking support Nov. 30, 2004
D495426 Footing platform assembly for working Aug. 31, 2004
D486587 Footing platform assembly for working Feb. 10, 2004
D486243 Footing platform assembly for working Feb. 3, 2004
D486244 Footing platform assembly for working Feb. 3, 2004
6634145 Modular stone stair system Oct. 21, 2003
D479338 Steps Sep. 2, 2003
D478999 Staircase Aug. 26, 2003
D477881 Hunter's blind Jul. 29, 2003
D473953 Deer stand Apr. 29, 2003
D466617 Suspended platform Dec. 3, 2002
D465610 Stand for use with hair styling and barber chair Nov. 12, 2002
D464144 Portable platform Oct. 8, 2002
D463583 Modular element with aeration for floors Sep. 24, 2002
D461564 Cleat system Aug. 13, 2002

1 2 3 4

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