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Class Information
Number: 4/DIG.15
Name: Baths, closets, sinks, and spittoons > Prison bathrooms
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
7774902 Grab bar Aug. 17, 2010
6687922 Stainless steel toilet resistant to corrosion by sea water Feb. 10, 2004
6349921 Institutional flush valve operating system Feb. 26, 2002
6336233 Plumbing control system and method for prisons and push button therefor Jan. 8, 2002
5331619 Programmable control system for gas and liquid dispensing devices Jul. 19, 1994
5184640 Back water trap Feb. 9, 1993
5117862 Back water trap Jun. 2, 1992
5031657 Vandal-proof cover for a faucet Jul. 16, 1991
5027447 Retractable guard for sewage pipes Jul. 2, 1991
5026021 Flush control assembly for pressure flush valves Jun. 25, 1991
4985944 Plumbing control system and method for prisons Jan. 22, 1991
4727604 Waste stopper arrangement Mar. 1, 1988
4620328 Lavatory system for use in potentially vandalized areas Nov. 4, 1986
4580300 Combined wall construction form and plumbing fixture mounting device for fire rated wall construction Apr. 8, 1986
4578831 Toilet fixture Apr. 1, 1986
4559650 Stainless steel toilet Dec. 24, 1985
4558472 Adjustable wall sleeve Dec. 17, 1985
4552331 Remotely controllable reset mechanism for a vacuum-actuated system Nov. 12, 1985
4538307 Flood level sensor for fluid filling systems Sep. 3, 1985
4498203 Flood preventer for fluid filling systems Feb. 12, 1985
4434516 Wall sleeve and installation jig for multiple adjacent fixture mounting Mar. 6, 1984
4204285 Overflow protection apparatus May. 27, 1980
4203173 Overflow inhibitor for plumbing fixtures May. 20, 1980
4195374 Plumbing fixture overflow limiter Apr. 1, 1980
4108477 Waste drain connection for plumbing fixtures Aug. 22, 1978
4101989 Vandal-proof fixture handle Jul. 25, 1978
4041557 Toilet flushing device with overflow inhibitor Aug. 16, 1977
4030145 Combination plumbing fixture having single floor waste outlet Jun. 21, 1977
3987502 Plumbing fixture for penal institution Oct. 26, 1976
3942201 Wall sleeve and plumbing installation jig Mar. 9, 1976
3932899 Combination support frame and security means Jan. 20, 1976











 
 
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