Writing instrument

Details Writing instrument Writing instrument

2006-06-13

2006-06-13

Spear, Robert M. (Department: 2916)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

Design Patent

active

D0523081

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

REFERENCES:
patent: D177560 (1956-05-01), Ensign et al.
patent: D287028 (1986-12-01), Thevenot
patent: 5454655 (1995-10-01), Chiswell
patent: D427633 (2000-07-01), Pellisa Beneyto
patent: D472929 (2003-04-01), Pellissa Beneyto
patent: D478626 (2003-08-01), Stropkay et al.
patent: 2005/0084319 (2005-04-01), Petroskey et al.

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