USD921871SActiveUtility

Fan impeller

57
Assignee: TORNADO SYSTEMS CO LTDPriority: Sep 3, 2019Filed: Sep 3, 2019Granted: Jun 8, 2021
Est. expirySep 3, 2039(~13.1 yrs left)· nominal 20-yr term from priority
Inventors:Hee Bum Oh
57
PatentIndex Score
6
Cited by
19
References
1
Claims

Claims

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

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