USD1057094SActiveUtility

Check valve

49
Assignee: ISHIZAKI CO LTDPriority: Mar 8, 2022Filed: Sep 7, 2022Granted: Jan 7, 2025
Est. expiryMar 8, 2042(~15.6 yrs left)· nominal 20-yr term from priority
Inventors:Nobuyuki IshizakiTakeshi OuchiEiji Hara
49
PatentIndex Score
1
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a check valve as shown and described.

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