Chair frame
Description
The dashed broken lines illustrate portions of the chair frame and form no part of the claimed design. The dot-dash broken lines in
Claims
The ornamental design for a chair frame, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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Patent History
Patent number: D891808
Type: Grant
Filed: Jan 14, 2019
Date of Patent: Aug 4, 2020
Inventor: Feijun Zhu (Zhejiang)
Primary Examiner: Keli L Hill
Assistant Examiner: Sara S Sahneh
Application Number: 29/676,658
Type: Grant
Filed: Jan 14, 2019
Date of Patent: Aug 4, 2020
Inventor: Feijun Zhu (Zhejiang)
Primary Examiner: Keli L Hill
Assistant Examiner: Sara S Sahneh
Application Number: 29/676,658
Classifications
Current U.S. Class:
D6/376;
D6/368