Office chair
Description
Claims
The ornamental design for an office chair, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D994378
Type: Grant
Filed: Mar 7, 2023
Date of Patent: Aug 8, 2023
Inventor: Di Chen (Jiaxing)
Primary Examiner: Steven J Czyz
Application Number: 29/886,234
Type: Grant
Filed: Mar 7, 2023
Date of Patent: Aug 8, 2023
Inventor: Di Chen (Jiaxing)
Primary Examiner: Steven J Czyz
Application Number: 29/886,234
Classifications
Current U.S. Class:
D6/380