USD701589SActiveUtility

Check valve

17
Assignee: PRAHER WINFRIEDPriority: Sep 13, 2011Filed: Sep 13, 2011Granted: Mar 25, 2014
Est. expirySep 13, 2031(~5.1 yrs left)· nominal 20-yr term from priority
Inventors:Winfried PraherRainer Pühringer
17
PatentIndex Score
3
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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