USD637711SActiveUtility

Bond pattern on a filtering face-piece respirator

Assignee: 3M INNOVATIVE PROPERTIES COPriority: Oct 5, 2007Filed: Oct 5, 2007Granted: May 10, 2011
Est. expiryOct 5, 2027(~1.2 yrs left)· nominal 20-yr term from priority
61
PatentIndex Score
12
Cited by
40
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a bond pattern on a filtering face-piece respirator, as shown and described.

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