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Class Information
Number: 4/417
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With connector or seal
Description: Subject matter including means to connect a tank and bowl together and/or means to prevent leakage of fluid between the tank and bowl.

Sub-classes under this class:

Class Number Class Name Patents
4/418 Enclosure or housing for connector or seal 3

Patents under this class:

Patent Number Title Of Patent Date Issued
8701221 Water tank installation system Apr. 22, 2014
8365320 Universal flush valve system Feb. 5, 2013
8108956 Fastener concealment cap for grab bar assembly Feb. 7, 2012
7913328 Toilet tank connector assembly Mar. 29, 2011
7121594 Toilet valve quick connect system Oct. 17, 2006
6946183 Slip resistant mat Sep. 20, 2005
6866298 Toilet valve quick connect system Mar. 15, 2005
6728976 Toilet tank attachment bracket with unitary spring arm May. 4, 2004
6059261 Universal connector May. 9, 2000
5295273 Pressurized flush toilet coupling Mar. 22, 1994
4924533 Coupling means for toilet tank and bowl assembly May. 15, 1990
4757560 Toilet tank gasket Jul. 19, 1988
4445237 Close coupled water-closet combination and adapter May. 1, 1984
4283802 Toilet tanks with built-in water supply valve Aug. 18, 1981
4162548 Water closets Jul. 31, 1979

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