USD265718SExpiredUtility
Envelope opener
Individually held — no corporate assignee on recordPriority: Sep 24, 1980Filed: Sep 24, 1980Granted: Aug 10, 1982
Est. expirySep 24, 2000(expired)· nominal 20-yr term from priority
Inventors:Oscar W. Stoeckli
44
PatentIndex Score
4
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an envelope opener, substantially as shown and described.
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