Pen

Details Pen Pen

2007-03-20

2008-09-02

Albert, Elizabeth A. (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

Design Patent

active

D0576210

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

REFERENCES:
patent: 4833902 (1989-05-01), Mori
patent: D344541 (1994-02-01), Guo
patent: D362020 (1995-09-01), Waldinger
patent: D436375 (2001-01-01), Rosenbaum
patent: D444171 (2001-06-01), McCullough
patent: D449857 (2001-10-01), Rosenbaum
patent: D465805 (2002-11-01), Hu
patent: D474239 (2003-05-01), Rosenbaum
patent: D475088 (2003-05-01), Cetera
patent: D495364 (2004-08-01), Cetera
patent: D546385 (2007-07-01), Bhavnani
patent: D551295 (2007-09-01), Chen
patent: D563469 (2008-03-01), Qiu et al.
patent: D566175 (2008-04-01), Qiu
patent: D569428 (2008-05-01), Qiu
patent: D569905 (2008-05-01), Qiu
patent: 2007/0041778 (2007-02-01), Hageman

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