USD578208SActiveUtility

Frame for a full face respirator mask

59
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Jul 23, 2007Filed: Jul 23, 2007Granted: Oct 7, 2008
Est. expiryJul 23, 2027(~1 yrs left)· nominal 20-yr term from priority
Inventors:Nathan A. AbelJames R. BetzSean M. BurkeMichael J. LynchMatthew D. ReierAndrew S. Viner
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PatentIndex Score
11
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a frame for a full face respirator mask, as shown and described.

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