USD864042SActiveUtility

Electric stair chair

55
Assignee: SHANG YOUWEIPriority: Nov 21, 2017Filed: Nov 21, 2017Granted: Oct 22, 2019
Est. expiryNov 21, 2037(~11.3 yrs left)· nominal 20-yr term from priority
Inventors:Youwei Shang
55
PatentIndex Score
13
Cited by
62
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       I claim the ornamental design for an electric stair chair, as shown and described.

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