Ballpoint pen

Details Ballpoint pen Ballpoint pen

2007-05-25

2008-08-19

Albert, Elizabeth A. (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

Design Patent

active

D0575339

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

REFERENCES:
patent: 3888416 (1975-06-01), Lin
patent: D452526 (2001-12-01), Nishida
patent: D462386 (2002-09-01), Iwase et al.
patent: D463821 (2002-10-01), Nishida
patent: D472577 (2003-04-01), Sakuno et al.
patent: D489091 (2004-04-01), Koch
patent: D496961 (2004-10-01), Daida
patent: D500337 (2004-12-01), Tsuchida
patent: D551710 (2007-09-01), Tsuchida
patent: D558269 (2007-12-01), Takanashi
patent: D562389 (2008-02-01), Ikeda
patent: D564588 (2008-03-01), Daida
patent: 000728506-0002 (2007-05-01), None
patent: DM/049905 (1999-07-01), None
patent: DM/050013 (1999-10-01), None

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