USD414862SExpiredUtility

Filter mask

57
Assignee: CABOT SAFETY INTERMEDIATE CORPPriority: Sep 3, 1997Filed: Sep 3, 1997Granted: Oct 5, 1999
Est. expirySep 3, 2017(expired)· nominal 20-yr term from priority
Inventors:James HallKeith Fecteau
57
PatentIndex Score
9
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a filter mask, as shown.

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