Front surface of a stampless envelope

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Description

FIG. 1 is an alternate front view of the envelope with an alternatively placed addressee window and having see-through windows in the stamp, addressee, and return address areas; and,

FIG. 2 is an alternate front view of the envelope with an alternatively placed addressee window and having see-through windows in the stamp and addressee areas.

Referenced Cited
U.S. Patent Documents
D380007 June 17, 1997 Kara
D384098 September 23, 1997 Kara
D386783 November 25, 1997 Kara
D395333 June 16, 1998 Kara
701839 June 1902 Callahan
1988908 January 1935 MacKinnon
2035218 March 1936 Bloom
2794590 June 1957 Sills, Jr.
2804395 August 1957 Boyajian
2825498 March 1958 Alves
2985464 May 1961 McFarland
3181774 May 1965 Littman
3221980 December 1965 Mercur
3380648 April 1968 De Lyra
3512702 May 1970 Pritchard, Jr.
4919324 April 24, 1990 Hottle
Patent History
Patent number: D434438
Type: Grant
Filed: Jun 4, 1999
Date of Patent: Nov 28, 2000
Assignee: E-Stamp Corporation (Mountain View, CA)
Inventor: Salim G. Kara (Houston, TX)
Primary Examiner: Martie K. Holtje
Law Firm: Fulbright & Jaworski L.L.P.
Application Number: 0/106,003
Classifications
Current U.S. Class: Envelope (D19/3)
International Classification: 1901;