Writing utensil

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

Design Patent

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Design Patent

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29272959

CLAIM:
The ornamental design for a writing utensil, substantially as shown and described.

REFERENCES:
patent: D198959 (1964-08-01), Di Fulvio et al.
patent: D232267 (1974-07-01), Zepell
patent: D238359 (1976-01-01), Zepell
patent: D252690 (1979-08-01), Wong
patent: 4185933 (1980-01-01), Zepell
patent: D308889 (1990-06-01), Gecchelin
patent: D319466 (1991-08-01), Summers
patent: D406165 (1999-02-01), Nadel
patent: D452273 (2001-12-01), Blom et al.
patent: D476369 (2003-06-01), Suzuki
patent: D490851 (2004-06-01), Losel
patent: D501881 (2005-02-01), Shimizu
patent: D536377 (2007-02-01), Cetera
patent: D538852 (2007-03-01), Chen

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