USD621924SActiveUtility
Combustion air vent with flat top and bottom retainers and beveled edge
Individually held — no corporate assignee on recordPriority: Jan 25, 2010Filed: Jan 25, 2010Granted: Aug 17, 2010
Est. expiryJan 25, 2030(~3.5 yrs left)· nominal 20-yr term from priority
Inventors:John J. Achen
52
PatentIndex Score
8
Cited by
24
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a combustion air vent with flat top and bottom retainers and beveled edge, as shown and described.
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