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Last Updated: July 27, 2021

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Details for Patent: 9,604,901


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Summary for Patent: 9,604,901
Title:Process to prepare treprostinil, the active ingredient in Remodulin.RTM.
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.
Inventor(s): Batra; Hitesh (Herndon, VA), Tuladhar; Sudersan M. (Silver Spring, MD), Penmasta; Raju (Herndon, VA), Walsh; David A. (Palmyra, VA)
Assignee: United Therapeutics Corporation (Silver Spring, MD)
Application Number:14/754,932
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,604,901
Patent Claim Types:
see list of patent claims
Use; Formulation; Compound;

Drugs Protected by US Patent 9,604,901

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
United Therap REMODULIN treprostinil INJECTABLE;IV (INFUSION), SUBCUTANEOUS 021272-001 May 21, 2002 AP RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
United Therap REMODULIN treprostinil INJECTABLE;IV (INFUSION), SUBCUTANEOUS 021272-002 May 21, 2002 AP RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
United Therap REMODULIN treprostinil INJECTABLE;IV (INFUSION), SUBCUTANEOUS 021272-003 May 21, 2002 AP RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
United Therap REMODULIN treprostinil INJECTABLE;IV (INFUSION), SUBCUTANEOUS 021272-004 May 21, 2002 AP RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
United Therap TYVASO treprostinil SOLUTION;INHALATION 022387-001 Jul 30, 2009 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
United Therap REMODULIN treprostinil SOLUTION;INTRAVENOUS, SUBCUTANEOUS 208276-001 Jul 30, 2018 RX No No ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
United Therap REMODULIN treprostinil SOLUTION;INTRAVENOUS, SUBCUTANEOUS 208276-002 Jul 30, 2018 RX No No ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 9,604,901

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 2710205 ⤷  Try it Free
China 101903324 ⤷  Try it Free
China 103274926 ⤷  Try it Free
European Patent Office 2252570 ⤷  Try it Free
European Patent Office 3287434 ⤷  Try it Free
Spain 2630407 ⤷  Try it Free
Japan 2011506599 ⤷  Try it Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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