Main frame of chairs

Details Main frame of chairs Main frame of chairs

2010-03-19

2011-12-20

Vinson, Brian N (Department: 2913)

Design Patent

active

D0650617

CLAIM:
The ornamental design for main frame of chairs, as shown and described.

REFERENCES:
patent: D548992 (2007-08-01), Koepke et al.
patent: D568624 (2008-05-01), Wen
patent: D585205 (2009-01-01), Wen
patent: D595970 (2009-07-01), Ueda
patent: D604527 (2009-11-01), Ooki et al.
patent: D609023 (2010-02-01), Yamanaka et al.
patent: D610822 (2010-03-01), Chen
patent: D634558 (2011-03-01), Deisig
patent: D638635 (2011-05-01), Sander et al.

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