Four-in-one pen

Details Four-in-one pen Four-in-one pen

2004-02-25

2004-10-19

Holtje, Martie K. (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Plural or combined

CD19S051000

Design Patent

active

D0497388

CLAIM:
The ornamental design for a four-in-one pen, as shown and described.

REFERENCES:
patent: D141850 (1945-07-01), Sanders
patent: 2458063 (1949-01-01), Dulberg
patent: D152847 (1949-02-01), Weiss
patent: D158051 (1950-04-01), Compas
patent: 2590329 (1952-03-01), Kromray
patent: D220296 (1971-03-01), Berlin
patent: 5762077 (1998-06-01), Griffiths, Jr.
patent: 5957601 (1999-09-01), Weiss
patent: 6190076 (2001-02-01), Yeh
patent: D465806 (2002-11-01), Hu

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