Backrest shell for chair
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Description
Claims
The ornamental design for a backrest shell for chair, as shown and described.
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Patent History
Patent number: D645682
Type: Grant
Filed: Dec 22, 2009
Date of Patent: Sep 27, 2011
Assignee: Itoki Corporation (Osaka-Shi, Osaka)
Inventors: Yasuhiro Nakamura (Tokyo), Takayuki Kumazawa (Tokyo)
Primary Examiner: Mimosa De
Attorney: McGinn IP Law Group, PLLC
Application Number: 29/347,384
Type: Grant
Filed: Dec 22, 2009
Date of Patent: Sep 27, 2011
Assignee: Itoki Corporation (Osaka-Shi, Osaka)
Inventors: Yasuhiro Nakamura (Tokyo), Takayuki Kumazawa (Tokyo)
Primary Examiner: Mimosa De
Attorney: McGinn IP Law Group, PLLC
Application Number: 29/347,384
Classifications
Current U.S. Class:
D6/502