Letter opener

Bleaching and dyeing; fluid treatment and chemical modification – Bleaching – Color stripping or subduing

Design Patent

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Design Patent

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D0514916

CLAIM:
I claim the ornamental design for a letter opener, as shown and described.

REFERENCES:
patent: 3751806 (1973-08-01), Patrick
patent: D230007 (1974-01-01), Cramer et al.
patent: D269154 (1983-05-01), Freedman et al.
patent: 4553737 (1985-11-01), Yi
patent: D329368 (1992-09-01), Desrochers
patent: D334702 (1993-04-01), Godsey
patent: D352217 (1994-11-01), Hochfeld et al.
patent: D388306 (1997-12-01), Vaught
patent: D401492 (1998-11-01), Joseph, Jr.
patent: D414998 (1999-10-01), Cheldin
patent: 6065169 (2000-05-01), Cheldin
patent: D438440 (2001-03-01), Cheldin

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