Ball-point pen

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument

Design Patent

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Details

CD19S048000, CD19S056000

Design Patent

active

D0452527

CLAIM:
The ornamental design for a ball-point pen, as shown and described.

REFERENCES:
patent: D. 271212 (1983-11-01), Itoh
patent: D. 286547 (1986-11-01), Koizumi et al.
patent: D. 357276 (1995-04-01), Bruhn
patent: D. 395672 (1998-06-01), Navarro
patent: D. 403704 (1999-01-01), Arita
patent: D. 404527 (1999-01-01), Takanashi
patent: D. 426263 (2000-06-01), Sekine et al.
patent: D. 426573 (2000-06-01), Sekine et al.

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