USD492767SExpiredUtility

Earplug

57
Assignee: CABOT SAFETY INTERMEDIATE CORPPriority: Jun 5, 2003Filed: Jun 5, 2003Granted: Jul 6, 2004
Est. expiryJun 5, 2023(expired)· nominal 20-yr term from priority
Inventors:Richard KnauerWalter B. HerbstMarianne GrisdaleGary F. Prokop
A61F 11/08
57
PatentIndex Score
9
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an earplug, as shown and described.

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