USD364209SExpiredUtility

Vacuum check valve

30
Individually held — no corporate assignee on recordPriority: Jul 5, 1994Filed: Jul 5, 1994Granted: Nov 14, 1995
Est. expiryJul 5, 2014(expired)· nominal 20-yr term from priority
Inventors:Henry H. Jenkins
30
PatentIndex Score
0
Cited by
2
References
1
Claims

Claims

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

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