Who Group 1 Pah Therapeutics

1. Adempas patent expiration

Treatment: Treatment of adults with pulmonary hypertension (pah), (who group 1), to improve exercise capacity, who functional class and to delay clinical worsening

Drug Patent Number Company Drug Patent Title Drug Patent Expiry Activity Alert
These drug patents protects the active chemical substance. Only drug patent owner can launch products that use this active substance.
US6743798 BAYER HLTHCARE Substituted pyrazole derivatives condensed with six-membered heterocyclic rings
Jul, 2019

(6 years ago)

US10662188 BAYER HLTHCARE Forms of methyl {4,6-diamino-2-[1 (2-fluorobenzyl)-1H-pyrazolo[3-4-b]pyridino-3-yl]pyrimidino-5-yl} methyl carbamate
Feb, 2034

(8 years from now)

US11203593 BAYER HLTHCARE Forms of methyl {4,6-diamino-2-[1(2-fluorobenzyl)-1H-pyrazolo[3-4-b]pyridino-3-yl]pyrimidino-5-yl}methyl carbamate
Feb, 2034

(8 years from now)

US7173037 BAYER HLTHCARE Carbamate-substituted pyrazolopyridines
Dec, 2026

(10 months from now)




Drug Exclusivity Drug Exclusivity Expiration
New Chemical Entity Exclusivity(NCE) Oct 08, 2018
Orphan Drug Exclusivity(ODE) Oct 08, 2020
Orphan Drug Exclusivity(ODE-53) Oct 08, 2020

Drugs and Companies using RIOCIGUAT ingredient

NCE-1 date: 08 October, 2017

Market Authorisation Date: 08 October, 2013

Dosage: TABLET

How can I launch a generic of ADEMPAS before it's drug patent expiration?
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ADEMPAS family patents

Family Patents

2. Letairis patent expiration

Treatment: Method to treat pulmonary hypertension by administering ambrisentan to a patient; Treatment of pulmonary arterial hypertension by inhibiting endothelin receptors; For the treatment of pulmonary hypert...

LETAIRIS's oppositions filed in EPO
Drug Patent Number Company Drug Patent Title Drug Patent Expiry Activity Alert
These drug patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc).
US5703017 GILEAD 3-(Het) arylcarboxylic acid derivatives, their preparation and intermediates for their preparation
Dec, 2014

(11 years ago)

US7601730 GILEAD Carboxylic acid derivatives, their preparation and use
Oct, 2015

(10 years ago)

USRE42462 GILEAD Carboxylic acid derivatives, their preparation and use
Jul, 2018

(7 years ago)

US7109205 GILEAD Carboxylic acid derivatives, their preparation and use
Oct, 2015

(10 years ago)

US5840722 GILEAD Use of carboxylic acid derivatives as drugs
Nov, 2015

(10 years ago)

US8349843 GILEAD Carboxylic acid derivatives, their preparation and use
Oct, 2015

(10 years ago)

US9474752 GILEAD Method for treating a pulmonary hypertension condition
Dec, 2027

(1 year, 11 months from now)

US9549926 GILEAD Compositions and methods of treating pulmonary hypertension
Oct, 2031

(5 years from now)

US8377933 GILEAD Method for treating a pulmonary hypertension condition
Dec, 2027

(1 year, 11 months from now)




Drug Exclusivity Drug Exclusivity Expiration
New Chemical Entity Exclusivity(NCE) Jun 15, 2012
Orphan Drug Exclusivity(ODE) Jun 15, 2014
New Indication(I-716) Oct 02, 2018

Drugs and Companies using AMBRISENTAN ingredient

NCE-1 date: 16 June, 2011

Market Authorisation Date: 15 June, 2007

Dosage: TABLET

How can I launch a generic of LETAIRIS before it's drug patent expiration?
More Information on Dosage

LETAIRIS family patents

Family Patents

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3. Remodulin patent expiration

Treatment: Administration of remodulin diluted for intravenous infusion with sterile diluent for flolan or sterile diluent for epoprostenol sodium prior to administration; Treatment of pulmonary hypertension wit...

REMODULIN's oppositions filed in EPO
REMODULIN IPR and PTAB Proceedings
Drug Patent Number Company Drug Patent Title Drug Patent Expiry Activity Alert
These drug patents protects the active chemical substance. Only drug patent owner can launch products that use this active substance.
US8497393 UNITED THERAP Process to prepare treprostinil, the active ingredient in Remodulin®
Dec, 2028

(2 years from now)

US9593066 UNITED THERAP Process to prepare treprostinil, the active ingredient in remodulin®
Dec, 2028

(2 years from now)

US11723887 UNITED THERAP Process to prepare treprostinil, the active ingredient in Remodulin®
Dec, 2028

(2 years from now)

US9604901 UNITED THERAP Process to prepare treprostinil, the active ingredient in Remodulin®
Dec, 2028

(2 years from now)

These drug patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc).
US8658694 UNITED THERAP Buffer solutions having selective bactericidal activity against gram negative bacteria and methods of using same
Sep, 2028

(2 years from now)

US5153222 UNITED THERAP Method of treating pulmonary hypertension with benzidine prostaglandins
Oct, 2014

(11 years ago)

US6765117 UNITED THERAP Process for stereoselective synthesis of prostacyclin derivatives
Oct, 2017

(8 years ago)

US8653137 UNITED THERAP Buffer solutions having selective bactericidal activity against gram negative bacteria and methods of using same
Sep, 2028

(2 years from now)

US7999007 UNITED THERAP Buffer solutions having selective bactericidal activity against gram negative bacteria and methods of using same
Mar, 2029

(3 years from now)

US9199908 UNITED THERAP Compounds and methods for delivery of prostacyclin analogs
May, 2024

(1 year, 7 months ago)

US9713599 UNITED THERAP Parenteral formulations of treprostinil
Dec, 2024

(1 year, 23 days ago)

US10695308 UNITED THERAP Inhalation formulations of treprostinil
Dec, 2024

(1 year, 23 days ago)

US10076505 UNITED THERAP Inhalation formulations of Treprostinil
Dec, 2024

(1 year, 23 days ago)




Drugs and Companies using TREPROSTINIL ingredient

Market Authorisation Date: 28 September, 2023

Dosage: INJECTABLE; SOLUTION

How can I launch a generic of REMODULIN before it's drug patent expiration?
More Information on Dosage

REMODULIN family patents

Family Patents