Ballpoint pen

Details Ballpoint pen Ballpoint pen

2010-11-22

2011-12-13

Albert, Elizabeth (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

Design Patent

active

D0650442

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

REFERENCES:
patent: D223307 (1972-04-01), Nockolds
patent: D258217 (1981-02-01), Sakaoka
patent: D376817 (1996-12-01), Boix Gacia
patent: D383494 (1997-09-01), Polenberg
patent: D440601 (2001-04-01), Sasaki
patent: D457186 (2002-05-01), Moon
patent: D501028 (2005-01-01), Carre
patent: D548280 (2007-08-01), Shimizu
patent: D597600 (2009-08-01), Shimizu
patent: D611098 (2010-03-01), Collin
patent: D628629 (2010-12-01), Liu
patent: D628633 (2010-12-01), Zhang

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