Search our database of international drug patent oppositions
Example searches: India, "India 2004", atazanavir, TDF, AIDS, US 5599670, etc.
Search 175 applications, 497 oppositions and 230 drugs across 36 organisations
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Recent additions
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A patent opposition was updated on Dolutegravir (DTG)
05-09-2026 -
A patent opposition was updated on Pembrolizumab [KEYTRUDA] (PEMBRO)
05-09-2026 -
A patent opposition was updated on Nirmatrelvir and Ritonavir [PAXLOVID] (NA)
05-09-2026 -
A patent opposition was updated on Bedaquiline (BDQ)
05-09-2026 -
A patent opposition was updated on MK-8527 (NA)
05-09-2026
Calls for help
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Melody Jerde II
Posted on: 28-03-2022 -
Mario Larkin
Posted on: 14-02-2022 -
GS-441524 for COVID19 not pursued by GILEAD
Florian Muller
Posted on: 30-05-2020 -
Raja
Posted on: 06-10-2017 -
Julián Andrés Molina Menjura
Posted on: 12-09-2017