Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2001-05-30
2002-05-14
Bullock, B. J. (Department: 2912)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
D0457048
CLAIM:
The ornamental design for a door opener lever, as shown and described.
REFERENCES:
patent: D131217 (1942-01-01), Braun
patent: D385769 (1997-11-01), Jans
Domus; Sep. 1996; #785; Olivari advertisement inside front cover; Delphina and Bolzano levers.*
Schlage Architectural Guide to Locks & Security Products; copyright 1988; p. 15; lever 07.*
Baldwin Decorative Architectural Hardware; copyright 1986; lever 5115.
Gundlach Jack
Zoerner Laura
Bullock B. J.
Michael & Best & Friedrich LLP
Schlage Lock Company
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