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Class Information
Number: 4/256.1
Name: Baths, closets, sinks, and spittoons > Debris catcher for a flush closet or clean out plug
Description: Subject matter comprising either a collector for a flush closet that intercepts miscellaneous foreign objects before they can clog a trap or sewer line; or an access with a fitted sealing cover for a sink, bath, or flush closet that provides an entrance to a trap or a sewer line.










Patents under this class:

Patent Number Title Of Patent Date Issued
8225432 Toilet clean-out access panel system Jul. 24, 2012
8201280 Arrangement for protecting a waste water line Jun. 19, 2012
8201281 Toilet bowl trapping device Jun. 19, 2012
7861329 Disposable drain filter Jan. 4, 2011
7856676 Capsule-type medical device collector and capsule-type medical device collecting kit Dec. 28, 2010
7725960 Disposable drain filter Jun. 1, 2010
7216377 Siphon for sink or similar element May. 15, 2007
7120949 Multi-purpose drain Oct. 17, 2006
7107634 Method and apparatus for cleaning a conduit Sep. 19, 2006
7096516 Alarming plumbing screen Aug. 29, 2006
7005077 Shipboard human waste treatment for removing solids Feb. 28, 2006
6880178 Line guard with visible indicator Apr. 19, 2005
6787210 Absorbent pad for use with urinal Sep. 7, 2004
6721965 Toilet bowl screen Apr. 20, 2004
6668389 Vacuum toilet Dec. 30, 2003
6494325 Toilet water-line filter Dec. 17, 2002
6385799 Plumbing sink trap May. 14, 2002
6265084 Absorbent pad for use with urinal Jul. 24, 2001
6212696 Toilet bowl with improved access opening Apr. 10, 2001
5546614 Refuse collector drainpipe insert Aug. 20, 1996
5267361 Drain trap Dec. 7, 1993
5144699 Plumbing drainage system Sep. 8, 1992
5117862 Back water trap Jun. 2, 1992
5075905 Drain trap assembly Dec. 31, 1991
5027447 Retractable guard for sewage pipes Jul. 2, 1991
4996725 Retractable guard for sewage pipes Mar. 5, 1991
4949406 Sink trap filter assembly Aug. 21, 1990
4932080 Retractable guard for sewage pipes Jun. 12, 1990
4879771 Floor clean-out assembly Nov. 14, 1989
4823411 Cleanout extension adaptor Apr. 25, 1989
4823416 Method and apparatus to prevent clogging of sewer lines Apr. 25, 1989
4555818 Waste line trap Dec. 3, 1985
4546789 Valved access fitting Oct. 15, 1985
4539718 Drainpipe strainer Sep. 10, 1985
4376313 Access port for a commode Mar. 15, 1983
4307476 Device for preventing clogging of main sewer lines Dec. 29, 1981
4301554 Drain trap Nov. 24, 1981
4203473 Closure plug assembly May. 20, 1980
4179762 Trap and solids removal assembly for drains Dec. 25, 1979
4051042 Fluid flow filtering arrangement Sep. 27, 1977
4032455 Traps for sinks, laundry tubs and the like Jun. 28, 1977
4010497 Toilet splash guard Mar. 8, 1977











 
 
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