Ballpoint pen

Details Ballpoint pen Ballpoint pen

2007-10-09

2007-10-09

Albert, Elizabeth A. (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

Design Patent

active

29255134

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

REFERENCES:
patent: D345577 (1994-03-01), Hohner
patent: D397723 (1998-09-01), Izushima
patent: D450873 (2001-11-01), Opolka
patent: D511545 (2005-11-01), Chiaruttini
patent: D531666 (2006-11-01), Volk
patent: DM/065 764 (2004-07-01), None

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