Dihydrazide compounds, preparation and uses thereof

United States of America Patent

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Nov 29, 2011
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Feb 25, 2010
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Sep 17, 2007
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Nov 24, 2006

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Abstract

are alkylene, substituted alkylene, aryl or polyether radical. The preparation and uses for producing medical hydrogel and medicine controlled releasing carrier of said dihydrazide compounds are provided.

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Patent Owner	Address
BIOREGEN BIOMEDICAL (CHANGZHOU) CO LTD	213000 BLOCK B NO 117 XUEYE ROAD XINBEI DISTRICT CHANGZHOU CITY JIANGSU PROVINCE CHANGZHOU CITY JIANGSU PROVINCE 213000

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Inventor Name	Address	# of filed Patents	Total Citations
Shu, Xiaozheng	Shanghai, CN	7	24

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Dihydrazide compounds, preparation and uses thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12516108

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PATENT NO	8067636
APP PUB NO	20100048952A1
SERIAL NO	12516108
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
November 29, 2011	US,8067636,B2 US8067636B2	GRANTED PATENT AS SECOND PUBLICATION
February 25, 2010	US,20100048952,A1 US20100048952A1	FIRST PUBLISHED PATENT APPLICATION

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12516108

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