USD678507SActiveUtility
Parallel bond lines on a fibrous filtration face mask
Individually held — no corporate assignee on recordPriority: Oct 23, 2009Filed: Oct 23, 2009Granted: Mar 19, 2013
Est. expiryOct 23, 2029(~3.3 yrs left)· nominal 20-yr term from priority
Inventors:Dean R. Duffy
39
PatentIndex Score
3
Cited by
26
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for parallel bond lines on a fibrous filtration face mask, as shown and described.
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