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US Patent 8242305 Process to prepare treprostinil, the active ingredient in remodulin

Patent 8242305 was granted and assigned to United Therapeutics on August, 2012 by the United States Patent and Trademark Office.

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Patent Citations Received
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US Patent 11958822 Treprostinil derivative compounds and methods of using same
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US Patent 11866402 Treprostinil derivatives and compositions and uses thereof
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Patent abstract

This present invention relates to an improved process to prepare prostacyclin derivatives. One embodiment provides for an improved process to convert benzindene triol to treprostinil via salts of treprostinil and to purify treprostinil.

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US Patent 11802105 Treprostinil derivatives and compositions and uses thereof
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Patent Inventor Names
David A. Walsh0
Hitesh Batra0
Raju Penmasta0
Sudersan M. Tuladhar0
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Patent Citations Received
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US Patent 11759425 Dry powder compositions of treprostinil prodrugs and methods of use thereof
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Patent Citations Received
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US Patent 11672775 Treprostinil prodrugs
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US Patent 08242305 Process to prepare treprostinil, the active ingredient in remodulin US Patent 8242305 Process to prepare treprostinil, the active ingredient in remodulin

Infobox
Patent Number
082423050
Patent Number
82423050
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edited on 24 Sep, 2022
Infobox
Is a
Patent
Patent
0
Current Assignee
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
082423050
Date of Patent
August 14, 2012
0
Patent Application Number
123347310
Date Filed
December 15, 2008
0
Patent Primary Examiner
‌
Yevegeny Valenrod
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created this topic on 15 Dec, 2021
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 US Patent 08242305 Process to prepare treprostinil, the active ingredient in remodulin

Infobox
Is a
Patent
Patent
Current assignee
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
08242305
Date of patent
August 14, 2012
Patent application number
12334731
Date Filed
December 15, 2008
Patent primary examiner
‌
Yevegeny Valenrod

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