Writing instrument

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Element or attachment

Design Patent

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Design Patent

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D0565104

CLAIM:
We claim the ornamental design for a writing instrument, as shown and described.

REFERENCES:
patent: 2652032 (1953-09-01), Lipic
patent: 3606554 (1971-09-01), De Bang et al.
patent: D476364 (2003-06-01), Bain
patent: D492348 (2004-06-01), Qiu
patent: D506505 (2005-06-01), Qiu
patent: D521555 (2006-05-01), Santa Maria et al.
patent: D534955 (2007-01-01), Huxiong
patent: D542843 (2007-05-01), Qiu
patent: D544915 (2007-06-01), Santa Maria et al.
patent: D548791 (2007-08-01), Santa Maria et al.

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