USD715404SActiveUtility
Non-return valve
Est. expiryDec 18, 2032(~6.4 yrs left)· nominal 20-yr term from priority
Inventors:Peter George Clarke
39
PatentIndex Score
5
Cited by
7
References
1
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Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a non-return valve, as shown and described.Cited by (0)
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