Combined synthesis route for desogestrel and etonogestrel

United States of America Patent

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Oct 11, 2016
Grant Date
Jan 29, 2015
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Mar 13, 2013
filing date
Mar 15, 2012

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Abstract

The present invention relates to a synthesis route and to steroid derivatives of general formula VI and VII useful in the synthesis of desogestrel and etonogestrel.

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Patent Owner	Address
MSD OSS B V	KLOOSTERSTRAAT 6 OSS 5349 AB

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C07J:STEROIDS

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Inventor Name	Address	# of filed Patents	Total Citations
Ostendorf, Martin	Oss, NL	5	1

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Combined synthesis route for desogestrel and etonogestrel

Number of patents in Portfolio can not be more than 2000

United States of America Patent

14383709

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PATENT NO	9464108
APP PUB NO	20150031875A1
SERIAL NO	14383709
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 11, 2016	US,9464108,B2 US9464108B2	GRANTED PATENT AS SECOND PUBLICATION
January 29, 2015	US,20150031875,A1 US20150031875A1	FIRST PUBLISHED PATENT APPLICATION

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14383709

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