USD616976SActiveUtility

Combustion air vent with top and bottom retainers

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Individually held — no corporate assignee on recordPriority: Nov 4, 2009Filed: Nov 4, 2009Granted: Jun 1, 2010
Est. expiryNov 4, 2029(~3.3 yrs left)· nominal 20-yr term from priority
Inventors:John J. Achen
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PatentIndex Score
1
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combustion air vent with top and bottom retainers, as shown and described.

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