USD259279SExpiredUtility

Earplug

Assignee: DAIKO KKPriority: Jan 5, 1979Filed: Jan 5, 1979Granted: May 19, 1981

Est. expiryJan 5, 1999(expired)· nominal 20-yr term from priority

PatentIndex Score

100

Cited by

References

Claims

exact text as granted — not AI-modified

The ornamental design for an earplug, as shown.

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