Baths – closets – sinks – and spittoons – Strainer – stopper – plug or closure
Reexamination Certificate
2007-05-08
2007-05-08
Le, Huyen (Department: 3751)
Baths, closets, sinks, and spittoons
Strainer, stopper, plug or closure
Reexamination Certificate
active
11068576
ABSTRACT:
An insert assembly for mounting in a shower or bath comprises a retaining ring comprising an engaging structure and an integral retaining flange, and having a retaining ring opening having an internal surface with retaining ring threads; a drain plug comprising a connecting structure and an integral holding flange, and having a drain plug opening and drain plug threads which engage the retaining ring threads; and a shower or bath insert, a portion of the insert being sandwiched between the holding flange and the retaining flange. A drain assembly comprises a retaining ring, a drain plug and a base having a drain structure to which the retaining ring is secured. There is also provided a method of mounting an insert assembly in a shower or bath.
REFERENCES:
patent: 2484240 (1949-10-01), Morthland
patent: 4146939 (1979-04-01), Izzi
patent: 5372715 (1994-12-01), Maggard et al.
patent: 5560092 (1996-10-01), Roiger
patent: 5913777 (1999-06-01), Gerber
patent: 563 763 (1975-08-01), None
Brunswick-Balke-Collender Company advertisement featuring the “Brunswick RUBBERCEPTOR”, received in PTO on Nov. 25, 1938, two pages.
Cotton Brian J
Cotton Glenn R
Bath Fitter Franchising, Inc.
Burr & Brown
Le Huyen
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