Drain plunger

Details Drain plunger Drain plunger

2007-08-28

2007-08-28

Douglas, Alan P. (Department: 2911)

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

CD32S035000

Design Patent

active

29195364

CLAIM:
The ornamental design for a drain plunger, as shown and described.

REFERENCES:
patent: 1040276 (1912-10-01), Coleman
patent: 2056018 (1936-09-01), Popp
patent: 2300319 (1942-10-01), Smith
patent: 2626404 (1953-01-01), Marks
patent: 4445236 (1984-05-01), Nadolny et al.
patent: 4566139 (1986-01-01), Jeng
patent: 4674137 (1987-06-01), Girse
patent: 4847926 (1989-07-01), Laputka
patent: D404178 (1999-01-01), Wetzler
patent: 5940897 (1999-08-01), James
patent: D417618 (1999-12-01), Shanklin et al.
patent: 6484326 (2002-11-01), Leaphart et al.

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