Ink refill

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

Design Patent

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Details

Design Patent

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D0582479

CLAIM:
The ornamental design for a ink refill, as shown and described.

REFERENCES:
patent: 1985307 (1934-12-01), Boast
patent: 2068487 (1937-01-01), Gorrell
patent: D143050 (1945-11-01), Waldinger
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patent: 2804049 (1957-08-01), Sams
patent: 2871824 (1959-02-01), Sams
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patent: 2972335 (1961-02-01), Grube et al.
patent: 3106909 (1963-10-01), Rebo
patent: 3216398 (1965-11-01), Washcalus
patent: 3468613 (1969-09-01), Strickler
patent: D356306 (1995-03-01), Ady et al.
patent: D361346 (1995-08-01), Johnson
patent: D453354 (2002-02-01), Ikenaga et al.
patent: 2007/0274767 (2007-11-01), Greenberg
patent: EM000745310-0001 (2007-06-01), None

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