USD680641SActiveUtility

Filter cover for powered air purifying respirator

55
Individually held — no corporate assignee on recordPriority: Feb 15, 2012Filed: Feb 15, 2012Granted: Apr 23, 2013
Est. expiryFeb 15, 2032(~5.5 yrs left)· nominal 20-yr term from priority
Inventors:Gary E. DwyerNathan A. AbelJames E. SteffenJohn M. Pilgrim
55
PatentIndex Score
9
Cited by
17
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a filter cover for powered air purifying respirator, as shown and described.

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