USD913024SActiveUtility

Chair backrest

45
Assignee: WELLWORKER INT CO LTDPriority: Oct 25, 2019Filed: Nov 13, 2019Granted: Mar 16, 2021
Est. expiryOct 25, 2039(~13.2 yrs left)· nominal 20-yr term from priority
Inventors:Shu O Su
45
PatentIndex Score
3
Cited by
22
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a chair backrest, as shown and described.

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