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Class Information
Number: 4/460
Name: Baths, closets, sinks, and spittoons > Dry closets > Field
Description: Subject matter wherein the dry closet is for use outside in an open area and the ground is used to receive the waste.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
D698426 Commode with disposable receptacle Jan. 28, 2014
8192411 Disposable ostomy irrigation sleeve Jun. 5, 2012
7540041 Collapsible toilet Jun. 2, 2009
7237275 Portable toilet Jul. 3, 2007
7159346 Portable toilet advertisement display system Jan. 9, 2007
6986173 Portable folding toilet seat for backpacking, camping and travel Jan. 17, 2006
6820288 Portable toilet Nov. 23, 2004
6775860 Trailer hitch portable toilet and camp chair and having a portable ambidextrous retractable toilet tissue holder and method therefor Aug. 17, 2004
6571402 Hitch mounted portable toilet seat Jun. 3, 2003
6546569 Portable toilet system Apr. 15, 2003
6438902 Free-standing small cabin Aug. 27, 2002
6418672 Resin building Jul. 16, 2002
6378142 Foldable privacy screen and portable toilet combination Apr. 30, 2002
6302053 Boat mountable stowable enclosure Oct. 16, 2001
6125480 Vehicle mounted toilet seat Oct. 3, 2000
6115971 Portable restroom Sep. 12, 2000
6081942 Portable, foldable toilet apparatus for attachment to tree trunks Jul. 4, 2000
6081941 Portable, self-contained toilet seat Jul. 4, 2000
6061845 Portable stool made of plastics May. 16, 2000
6023792 Portable toilet Feb. 15, 2000
5937452 Portable bathroom assembly Aug. 17, 1999
5920927 Portable shower and toilet assembly Jul. 13, 1999
5778462 Device in separation-type toilet systems Jul. 14, 1998
5682623 Portable, collapsible toilet Nov. 4, 1997
5669084 Simple toilet Sep. 23, 1997
5524301 Disposable toilet Jun. 11, 1996
5500960 Flush system for outdoor portable toilets Mar. 26, 1996
5426900 Multi-purpose hexagonal building module Jun. 27, 1995
5398465 Cabin Mar. 21, 1995
5321858 Closure assembly for a pit commode Jun. 21, 1994
5307526 Hammock style campers' toilet seat May. 3, 1994
5230105 Toilet seat and stand for wilderness camping Jul. 27, 1993
5192428 Portable system for treating human waste Mar. 9, 1993
5183293 Waste management system Feb. 2, 1993
5095556 Portable personal commode Mar. 17, 1992
5090069 Self-cleaning sanitation module incorporating a tilting back Feb. 25, 1992
5083324 Portable collapsible toilet seat Jan. 28, 1992
5044020 Urinal for convenience and training of juvenile males Sep. 3, 1991
5040249 Portable, collapsible commode Aug. 20, 1991
5038418 Bathroom waste collection and disposal unit Aug. 13, 1991
5029348 Head construction for a pontoon boat Jul. 9, 1991
4979242 Collapsible room shelter Dec. 25, 1990
4974265 Collapsible privacy shelter Dec. 4, 1990
4920587 Bedside toilet May. 1, 1990
4918765 Portable toilet cabana Apr. 24, 1990
4831671 Portable toilet cabana May. 23, 1989
4769860 Portable toilet holding tank spout Sep. 13, 1988
4744111 Knock-down commode May. 17, 1988
4712255 Portable toilet with valve actuating handle that automatically locks the valve in closed position during emptying of the holding tank Dec. 15, 1987
4710989 Dry closet Dec. 8, 1987

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