USD279990SExpiredUtility
Transparent envelope
Individually held — no corporate assignee on recordPriority: Jul 6, 1982Filed: Jul 6, 1982Granted: Aug 6, 1985
Est. expiryJul 6, 2002(expired)· nominal 20-yr term from priority
Inventors:Ernst Gerber
61
PatentIndex Score
9
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a transparent envelope, as shown and described.
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