Usage of poly-3-hydroxybutyrates in preparation of β-lactam compounds

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Jul 26, 2011
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Apr 2, 2009
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Oct 16, 2006
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Feb 28, 2006

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A method for preparing compounds having the formula(I) by using P(3HB),wherein R is

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TIANJIN GREENBIO MATERIAL CO LTD	TIANJIN 300457

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Inventor Name	Address	# of filed Patents	Total Citations
Cheng, Xin	Nianjin, CN	94	452
Lu, Weichuan	Tianjin, CN	2	3
Zhang, Qian	Tianjin, CN	942	7505

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Usage of poly-3-hydroxybutyrates in preparation of β-lactam compounds

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United States of America Patent

12280781

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PATENT NO	7985857
APP PUB NO	20090088566A1
SERIAL NO	12280781
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 26, 2011	US,7985857,B2 US7985857B2	GRANTED PATENT AS SECOND PUBLICATION
April 02, 2009	US,20090088566,A1 US20090088566A1	FIRST PUBLISHED PATENT APPLICATION

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12280781

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