Letter opener

Details Letter opener Letter opener

2007-06-05

2007-06-05

Brooks, Cathron C. (Department: 2913)

Bleaching and dyeing; fluid treatment and chemical modification

Bleaching

Chemical

Design Patent

active

29263933

CLAIM:
The ornamental design for the letter opener, as shown and described.

REFERENCES:
patent: D329183 (1992-09-01), Lage et al.
patent: D329184 (1992-09-01), Lage et al.
patent: D329584 (1992-09-01), Shevin et al.
patent: D355346 (1995-02-01), Schmidt
patent: D355347 (1995-02-01), Wenk
patent: D365267 (1995-12-01), Goessling et al.
patent: D372655 (1996-08-01), Lin
patent: D377595 (1997-01-01), Wiezenthal
patent: D380365 (1997-07-01), Schmidt
patent: D380367 (1997-07-01), Schmidt
patent: D387967 (1997-12-01), Visconti
patent: D435422 (2000-12-01), Schimmel
patent: D488698 (2004-04-01), Moore

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