Chair back

Details Chair back Chair back

2010-12-14

2011-10-04

Pham, Ricky (Department: 2913)

Design Patent

active

D0646097

CLAIM:
The ornamental design for a chair back, as shown and described.

REFERENCES:
patent: D172218 (1954-05-01), Burst
patent: D189347 (1960-11-01), Chapman
patent: D200640 (1965-03-01), Yamasaki
patent: 3485527 (1969-12-01), Barghout
patent: D219016 (1970-10-01), Muller
patent: D365454 (1995-12-01), Thomson
patent: D426973 (2000-06-01), Risdall
patent: D427444 (2000-07-01), Risdall
patent: D450944 (2001-11-01), Shepard et al.
patent: D489193 (2004-05-01), Muller
patent: D505034 (2005-05-01), Barry
patent: D541069 (2007-04-01), Peitz et al.
patent: D599315 (2009-09-01), Chiu
patent: D603616 (2009-11-01), Kubryk

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