Ink dispenser with "frozen" solid ink

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United States of America Patent

PATENT NO 4490731
SERIAL NO

06443410

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A new type of apparatus for dispensing 'frozen' solid ink and the ink for use therein for printing on paper is disclosed. The ink dye vehicle is chosen to have a melting point above room temperature, so that the ink which is melted in the apparatus will not be subject to evaporation or spillage during periods of non-printing. The vehicle is also chosen to have a low critical temperature to permit the use of the solid ink in a thermal ink jet printer.

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Patent Owner(s)

Patent OwnerAddress
HEWLETT-PACKARD COMPANYPALO ALTO CA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Vaught, John L Palo Alto, CA 11 1267

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