Treprostinil Patent Expiration
Treprostinil is Used for treating pulmonary hypertension, specifically associated with interstitial lung disease, by administering treprostinil or a salt thereof through inhalation. It was first introduced by United Therapeutics Corp
Treprostinil Patents
Given below is the list of patents protecting Treprostinil, along with the drug name that holds that patent and the company name owning that drug.
| Drug Used in | Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Drug Owner |
|---|---|---|---|---|
| Tyvaso | US11826327 | Treatment for interstitial lung disease | Feb 03, 2042 | United Therap |
| Tyvaso Dpi | US11826327 | Treatment for interstitial lung disease | Feb 03, 2042 | United Therap |
| Tyvaso Dpi | US10421729 | Microcrystalline diketopiperazine compositions and methods | Apr 01, 2035 | United Therap |
| Tyvaso Dpi | US10772883 | Diketopiperazine microparticles with defined specific surface areas | Jun 11, 2030 | United Therap |
| Remodulin | US7999007 | Buffer solutions having selective bactericidal activity against gram negative bacteria and methods of using same | Mar 29, 2029 | United Therap |
| Remodulin | US11723887 | Process to prepare treprostinil, the active ingredient in Remodulin® | Dec 15, 2028 | United Therap |
| Remodulin | US8497393 | Process to prepare treprostinil, the active ingredient in Remodulin® | Dec 15, 2028 | United Therap |
| Remodulin | US9593066 | Process to prepare treprostinil, the active ingredient in remodulin® | Dec 15, 2028 | United Therap |
| Remodulin | US9604901 | Process to prepare treprostinil, the active ingredient in Remodulin® | Dec 15, 2028 | United Therap |
| Tyvaso | US11723887 | Process to prepare treprostinil, the active ingredient in Remodulin® | Dec 15, 2028 | United Therap |
| Tyvaso | US8497393 | Process to prepare treprostinil, the active ingredient in Remodulin® | Dec 15, 2028 | United Therap |
| Tyvaso | US9593066 | Process to prepare treprostinil, the active ingredient in remodulin® | Dec 15, 2028 | United Therap |
| Tyvaso | US9604901 | Process to prepare treprostinil, the active ingredient in Remodulin® | Dec 15, 2028 | United Therap |
| Tyvaso Dpi | US11723887 | Process to prepare treprostinil, the active ingredient in Remodulin® | Dec 15, 2028 | United Therap |
| Tyvaso Dpi | US9593066 | Process to prepare treprostinil, the active ingredient in remodulin® | Dec 15, 2028 | United Therap |
| Tyvaso Dpi | US9604901 | Process to prepare treprostinil, the active ingredient in Remodulin® | Dec 15, 2028 | United Therap |
| Remodulin | US8653137 | Buffer solutions having selective bactericidal activity against gram negative bacteria and methods of using same | Sep 05, 2028 | United Therap |
| Remodulin | US8658694 | Buffer solutions having selective bactericidal activity against gram negative bacteria and methods of using same | Sep 05, 2028 | United Therap |
| Tyvaso | US9358240 | Treprostinil administration by inhalation | May 05, 2028 | United Therap |
| Tyvaso | US9339507 | Treprostinil administration by inhalation | Mar 10, 2028 | United Therap |
| Tyvaso | US10376525 | Treprostinil administration by inhalation | May 14, 2027 | United Therap |
| Tyvaso | US10716793 | Treprostinil administration by inhalation | May 14, 2027 | United Therap |
| Tyvaso Dpi | US10716793 | Treprostinil administration by inhalation | May 14, 2027 | United Therap |
| Tyvaso Dpi | US11357782 | Treprostinil administration by inhalation | May 14, 2027 | United Therap |
| Tyvaso Dpi | US10130685 | Diketopiperazine salts for drug delivery and related methods | Aug 23, 2025 | United Therap |
| Remodulin | US10076505 | Inhalation formulations of Treprostinil |
Dec 16, 2024
(Expired) | United Therap |
| Remodulin | US10695308 | Inhalation formulations of treprostinil |
Dec 16, 2024
(Expired) | United Therap |
| Remodulin | US9713599 | Parenteral formulations of treprostinil |
Dec 16, 2024
(Expired) | United Therap |
| Remodulin | US9199908 | Compounds and methods for delivery of prostacyclin analogs |
May 24, 2024
(Expired) | United Therap |
| Tyvaso | US6521212 | Method for treating peripheral vascular disease by administering benzindene prostaglandins by inhalation |
Nov 13, 2018
(Expired) | United Therap |
| Tyvaso | US6756033 | Method for delivering benzindene prostaglandins by inhalation |
Nov 13, 2018
(Expired) | United Therap |
| Remodulin | US6765117 | Process for stereoselective synthesis of prostacyclin derivatives |
Oct 24, 2017
(Expired) | United Therap |
| Tyvaso | US6765117 | Process for stereoselective synthesis of prostacyclin derivatives |
Oct 24, 2017
(Expired) | United Therap |
| Tyvaso | US5153222 | Method of treating pulmonary hypertension with benzidine prostaglandins |
Oct 16, 2014
(Expired) | United Therap |
| Remodulin | US5153222 | Method of treating pulmonary hypertension with benzidine prostaglandins |
Oct 06, 2014
(Expired) | United Therap |
A patent's expiry date may change depending upon legal activities going on that patent. Critical
activities like
abandoning of a patent, term extension of a patent or amendment of its claims can increase or
decrease the life of a
patent hence affecting its expiry date and in turn affecting the generic launch date of that
drug. Tracking these
ongoing activities on a patent application helps to keep an eye on the latest developments in
the patent process of
the drug which can give an idea of how early a drug's generic could be available. The next
section provides a list
of recent legal activities on Treprostinil's patents.
Latest Legal Activities on Treprostinil's Patents
Given below is the list recent legal activities going on the following patents of Treprostinil.
| Activity | Date | Patent Number |
|---|---|---|
 | ||
| Payment of Maintenance Fee, 4th Year, Large Entity | 15 Mar, 2024 | US10772883 |
| Email Notification Critical
| 09 Mar, 2024 | US11826327 |
| Mail Pet Dec Routed to Certificate of Corrections Branch | 08 Mar, 2024 | US11826327 |
| Mail-Record a Petition Decision of Granted for Patent Term Adjustment after Issue | 08 Mar, 2024 | US11826327 |
| Record a Petition Decision of Granted for Patent Term Adjustment after Issue | 07 Mar, 2024 | US11826327 |
| Adjustment of PTA Calculation by PTO | 07 Mar, 2024 | US11826327 |
| Pet Dec Routed to Certificate of Corrections Branch | 07 Mar, 2024 | US11826327 |
| Payment of Maintenance Fee, 4th Year, Large Entity | 03 Jan, 2024 | US10716793 |
| Payment of Maintenance Fee, 4th Year, Large Entity | 13 Dec, 2023 | US10695308 |
| Petition Entered | 30 Nov, 2023 | US11826327 |
Treprostinil's Family Patents
