Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2007-07-17
2007-07-17
Spear, Robert M. (Department: 2913)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
29216527
CLAIM:
The ornamental design for a corkscrew, as shown and described.
REFERENCES:
patent: D466772 (2002-12-01), Mauffette
patent: D474664 (2003-05-01), Mauffette
patent: D477757 (2003-07-01), Yu
patent: D499319 (2004-12-01), Kramer
patent: D507942 (2005-08-01), Wu
patent: D511282 (2005-11-01), Vitrac
patent: D520314 (2006-05-01), Sun
patent: 7069825 (2006-07-01), Cheung
Hamre Schumann Mueller & Larson PC
Rademaker Garth
Technical Development (HK) Limited
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