USD451952SExpiredUtility

Window portion of a stampless envelope

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Assignee: STAMPS COM INCPriority: Jun 12, 1997Filed: Feb 1, 1999Granted: Dec 11, 2001
Est. expiryJun 12, 2017(expired)· nominal 20-yr term from priority
Inventors:Salim G. KaraMartin J. Pagel
35
PatentIndex Score
2
Cited by
28
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a window portion of a stampless envelope, as shown and described.

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