2001-11-14
2003-02-18
Watson, Gary D. (Department: 2913)
Design Patent
active
D0470317
CLAIM:
The ornamental design for a chair base, as shown and described.
REFERENCES:
patent: D143982 (1946-02-01), Michelson
patent: D178505 (1956-08-01), Duer
patent: D180996 (1957-09-01), Cramer
patent: 3102733 (1963-09-01), Burnett
patent: 3291529 (1966-12-01), Straits
patent: D336795 (1993-06-01), Rowe et al.
patent: 5524963 (1996-06-01), Barile
patent: D421344 (2000-03-01), Kaiser
G. N. Burgess and Company Ltd.
Gifford, Krass, Groh Sprinkle, Anderson & Citkowski, P.C.
Watson Gary D.
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