Writing instrument

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

Design Patent

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Details

CD19S056000

Design Patent

active

D0500792

CLAIM:
The ornamental design for a “writing instrument,” as shown and described.

REFERENCES:
patent: D314978 (1991-02-01), Oka
patent: D324067 (1992-02-01), Katami
patent: D330911 (1992-11-01), Tu
patent: D338038 (1993-08-01), Oka et al.
patent: D345577 (1994-03-01), Höhner
patent: D352311 (1994-11-01), Waldinger
patent: D355441 (1995-02-01), Rosenbaum
patent: D363739 (1995-10-01), Petrillo
patent: D364423 (1995-11-01), Edgerley et al.
patent: D377664 (1997-01-01), Izushima
patent: D382016 (1997-08-01), Takahashi
patent: D389863 (1998-01-01), Nguyen
patent: D390601 (1998-02-01), Irby
patent: D406604 (1999-03-01), Andrews et al.
patent: D413926 (1999-09-01), Polidoro
patent: D448046 (2001-09-01), Polidoro
patent: D454367 (2002-03-01), Ferrara
patent: D456042 (2002-04-01), Versace
patent: D456845 (2002-05-01), Rommel
patent: D472272 (2003-03-01), Koury et al.
patent: D472576 (2003-04-01), Koury et al.

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