Back cushion
Description
Claims
The ornamental design for a back cushion, as shown and described.
Referenced Cited
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Patent History
Patent number: D848765
Type: Grant
Filed: Feb 27, 2018
Date of Patent: May 21, 2019
Assignee: SHENZHEN LIAN DA TECHNOLOGY INDUSTRIAL CO., LTD. (Shenzhen)
Inventor: Congyu Chen (Guangdong)
Primary Examiner: Michelle E. Wilson
Assistant Examiner: Sanjeev Paul
Application Number: 29/638,575
Type: Grant
Filed: Feb 27, 2018
Date of Patent: May 21, 2019
Assignee: SHENZHEN LIAN DA TECHNOLOGY INDUSTRIAL CO., LTD. (Shenzhen)
Inventor: Congyu Chen (Guangdong)
Primary Examiner: Michelle E. Wilson
Assistant Examiner: Sanjeev Paul
Application Number: 29/638,575
Classifications
Current U.S. Class:
D6/601