Writing instrument

Details Writing instrument Writing instrument

2007-04-12

2008-08-12

Albert, Elizabeth A (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

Design Patent

active

D0574890

CLAIM:
The ornamental design for a writing instrument, as shown and described.

REFERENCES:
patent: D83671 (1931-03-01), Esterow
patent: D395448 (1998-06-01), Chevalier
patent: D437352 (2001-02-01), Matsuzaki et al.
patent: D464083 (2002-10-01), Yoon
patent: D498494 (2004-11-01), Conklin et al.
patent: D508950 (2005-08-01), Kiple et al.
patent: D550282 (2007-09-01), Neuenschwander et al.
patent: D562891 (2008-02-01), Qiu et al.
patent: 2006/0062628 (2006-03-01), Kostecki et al.

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