← Patent-cliff monitor Loss of exclusivity February 2037 latest FDA-listed patent expiry
Drug detail Brand name LONSURF Active ingredient TIPIRACIL HYDROCHLORIDE; TRIFLURIDINE Strength EQ 8.19MG BASE;20MG Dosage form TABLET Route ORAL Modality Small molecule FDA approval September 2015 Marketing status RX
Listed patents Patent Expires Type 10456399 February 2037 use U-3657 10960004 February 2037 use U-3658 9943537 September 2034 use U-3659 10457666 June 2034 substance, product 9527833 June 2034 substance, product RE46284 September 2029 use U-3656
Regulatory exclusivity Code Expires ODE-229 February 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.