Waste ink storage structure, ink cartridge, waste ink tank and ink jet printer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7571981
APP PUB NO 20070030304A1
SERIAL NO

11499504

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A waste ink storage structure including: container walls, defining a storage space adapted to store a waste ink; a waste ink inlet portion adapted to pour the waste ink into the storage space; a vent communicating the storage space with atmosphere; and a valve, provided at the vent to be opened when the waste ink is poured from the waste ink inlet portion.

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First Claim

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Patent Owner(s)

  • SEIKO EPSON CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yamada, Manabu Matsumoto, JP 340 3918

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