Ballpoint pen

Details Ballpoint pen Ballpoint pen

2007-11-16

2010-11-09

Albert, Elizabeth A (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

Design Patent

active

D0626995

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

REFERENCES:
patent: 2692580 (1954-10-01), Kahn et al.
patent: D400922 (1998-11-01), Sakuno
patent: D401624 (1998-11-01), Sakuno
patent: D407114 (1999-03-01), Sakuno
patent: D416577 (1999-11-01), Andrews et al.
patent: 6273626 (2001-08-01), Yazawa
patent: D464083 (2002-10-01), Yoon
patent: D478627 (2003-08-01), Moon
patent: D480756 (2003-10-01), Hwang
patent: D540385 (2007-04-01), Qiu
patent: D540866 (2007-04-01), Qiu

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