Ballpoint pen

Details Ballpoint pen Ballpoint pen

2007-03-13

2007-03-13

Albert, Elizabeth (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

Design Patent

active

29236505

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

REFERENCES:
patent: D260021 (1981-07-01), Carre
patent: D328918 (1992-08-01), Buda et al.
patent: D358167 (1995-05-01), Herbst et al.
patent: D395447 (1998-06-01), Izushima
patent: D404428 (1999-01-01), Takahashi
patent: D443370 (2001-06-01), Yu
patent: D495073 (2004-08-01), Kumthampinij et al.
patent: D495362 (2004-08-01), Qiu
patent: D496963 (2004-10-01), Losel
patent: D507811 (2005-07-01), Shibata et al.
patent: D512458 (2005-12-01), Shiina
patent: D528689 (2006-09-01), Opolka
patent: 2005/0277316 (2005-12-01), Cohen

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