USD616525SActiveUtility
Retrofit filtration system
Individually held — no corporate assignee on recordPriority: Jul 31, 2009Filed: Jul 31, 2009Granted: May 25, 2010
Est. expiryJul 31, 2029(~3 yrs left)· nominal 20-yr term from priority
Inventors:Wesley R. Easley
18
PatentIndex Score
1
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a retrofit filtration system, as shown and described.
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