Process for producing cellulose acetate

United States of America Patent

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Sep 23, 2003
Grant Date
Aug 2, 2001
app pub date
Feb 1, 2001
filing date
Feb 1, 2000

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Expired

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Abstract

A process for producing cellulose acetate by acetylation reaction with cellulose as a raw material, wherein acetate is used as an acetylating agent.

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Patent Owner	Address
FUJIFILM CORPORATION	TOKYO

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Inventor Name	Address	# of filed Patents	Total Citations
Matsuoka, Koushin	Kanagawa, JP	25	286
Sato, Tadahisa	Kanagawa, JP	72	757
Yamakawa, Katsuyoshi	Kanagawa, JP	46	237

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Process for producing cellulose acetate

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United States of America Patent

09774564

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PATENT NO	6624299
APP PUB NO	20010011132A1
SERIAL NO	09774564
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 23, 2003	US,6624299,B2 US6624299B2	GRANTED PATENT AS SECOND PUBLICATION
August 02, 2001	US,20010011132,A1 US20010011132A1	FIRST PUBLISHED PATENT APPLICATION

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09774564

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