Method of fabricating a fluid ejection device

United States of America Patent

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Sep 12, 2006
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Oct 28, 2003
filing date
Oct 31, 2001

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Expired

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Abstract

A fluid ejection device comprising a composite substrate, wherein the composite substrate has two substrates with a patterned etch mask therebetween, and a fluid channel.

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Patent Owner	Address
HEWLETT-PACKARD DEVELOPMENT COMPANY L P	SPRING TX 77389

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B21D:WORKING OR PROCESSING OF SHEET METAL OR METAL TUBE....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chen, Chien-Hua	C rvallis, OR	409	3027
Haluzak, Charles C	Corvallis, OR	72	896

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Method of fabricating a fluid ejection device

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United States of America Patent

10695147

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US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 12, 2006	US,7103972,B2 US7103972B2	GRANTED PATENT AS SECOND PUBLICATION
June 03, 2004	US,20040104198,A1 US20040104198A1	FIRST PUBLISHED PATENT APPLICATION

PATENT NO	7103972
SERIAL NO	10695147
DOCKET NO

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10695147

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