Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Design Patent
2002-06-13
2003-02-11
Holtje, Nelson C. (Department: 2913)
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Design Patent
active
D0470222
CLAIM:
The ornamental design for a toilet room flush valve, as shown and described.
REFERENCES:
patent: 2400911 (1946-05-01), Booth
patent: 2916251 (1959-12-01), Butte
patent: 3117589 (1964-01-01), Billeter
patent: D218035 (1970-07-01), Sloan et al.
patent: D229561 (1973-12-01), Nelson
patent: D270752 (1983-09-01), Gorans
patent: 5213305 (1993-05-01), Whiteside et al.
patent: D367104 (1996-02-01), Allen et al.
patent: 6408873 (2002-06-01), Hall et al.
Cook Alex McFarron Manzo Cummings & Mehler, Ltd.
Sloan Valve Company
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