Printhead with pump driven ink circulation

United States of America Patent

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Jan 25, 2000
Grant Date
N/A
app pub date
Oct 31, 1995
filing date
Oct 31, 1995

priority date (Note)
Expired

status (Latency Note)

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Abstract

A printhead for an inkjet printer employs an integral pump disposed in an ink feed channel, input well, or output well to circulate ink to the ink expulsion chambers in the printhead.

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First Claim

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Patent Owner(s)

HEWLETT-PACKARD COMPANY

International Classification(s)

B41J:TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. M....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
McClelland, Paul H	Monmouth, OR	56	2383
Trueba, Kenneth E	Barcelona, ES	61	2362

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Printhead with pump driven ink circulation

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08550698

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Patent Longevity Expired	Forward Citations

PATENT NO	6017117
SERIAL NO	08550698
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08550698

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Abstract

First Claim

Family

Patent Owner(s)

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