← Patent-cliff monitor small molecule ORENITRAM TREPROSTINIL DIOLAMINE
Loss of exclusivity August 2031 latest FDA-listed patent expiry
Drug detail Brand name ORENITRAM Active ingredient TREPROSTINIL DIOLAMINE Strength EQ 1MG BASE Dosage form TABLET, EXTENDED RELEASE Route ORAL Modality Small molecule FDA approval December 2013 Marketing status RX
Listed patents Patent Expires Type 8747897 August 2031 product 8349892 January 2031 product 8410169 February 2030 product 11723887 December 2028 substance 9593066 December 2028 substance 8497393 December 2028 substance 7417070 July 2026 substance 9393203 April 2026 product
Regulatory exclusivity Code Expires ODE-272 October 2026
Source: FDA Orange Book, layered on the CliffBio company graph. Cliff dates are the latest FDA-listed patent expiry; estimates are projections, not legal advice.