Carbon fibers from kraft softwood lignin

United States of America Patent

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Sep 14, 2010
Grant Date
Dec 25, 2008
app pub date
Jun 25, 2007
filing date
Jun 25, 2007

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Abstract

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An acetylated softwood lignin fiber having a diameter of 5 to 100 microns.

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INTERNATIONAL PAPER COMPANY	6400 POPLAR AVENUE MEMPHIS TN 38197

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D02G:CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR T....

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Inventor Name	Address	# of filed Patents	Total Citations
Abdullah, Zia	Federal Way, US	18	133
Eckert, Robert C	Auburn, US	5	251

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Carbon fibers from kraft softwood lignin

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United States of America Patent

11767612

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PATENT NO	7794824
APP PUB NO	20080318043A1
SERIAL NO	11767612
DOCKET NO

US Family Size	Non-US Coverage
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DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 14, 2010	US,7794824,B2 US7794824B2	GRANTED PATENT AS SECOND PUBLICATION
December 25, 2008	US,20080318043,A1 US20080318043A1	FIRST PUBLISHED PATENT APPLICATION

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11767612

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