Underfilling with acid-cleavable acetal and ketal epoxy oligomers

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Aug 17, 2010
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Nov 10, 2005
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Jun 15, 2005
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Dec 5, 2002

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Abstract

A reworkable thermoset epoxy-containing material that allows for a reworkable assembly such as a reworkable waferlevel underfilled microelectronic package. A method for using the reworkable thermoset material in the formation of a microelectronic package using this material.

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GLOBALFOUNDRIES INC	GRAND CAYMAN CAYMAN ISLANDS

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Inventor Name	Address	# of filed Patents	Total Citations
Buchwalter, Stephen Leslie	Hopewell Junction, US	24	325
Feger, Claudius	Poughkeepsie, US	61	1307
Hougham, Gareth	Ossining, US	23	230
LaBianca, Nancy	Yalesville, US	5	39
Shobha, Hosadurga	Yorktown Heights, US	109	510

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Underfilling with acid-cleavable acetal and ketal epoxy oligomers

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United States of America Patent

11154794

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PATENT NO	7776993
APP PUB NO	20050250248A1
SERIAL NO	11154794
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 17, 2010	US,7776993,B2 US7776993B2	GRANTED PATENT AS SECOND PUBLICATION
November 10, 2005	US,20050250248,A1 US20050250248A1	FIRST PUBLISHED PATENT APPLICATION

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11154794

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