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Last Updated: March 26, 2026

Litigation for buprenorphine hydrochloride; naloxone hydrochloride


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US Court Litigation for buprenorphine hydrochloride; naloxone hydrochloride

Patent Trial and Appeal Board Cases for buprenorphine hydrochloride; naloxone hydrochloride

Patent Petitioner Status Filing Date Accorded Filing Date Patent Owner Trial Type Trial Number Decision Date Inventor Document Download
7,579,019 MONOSOL RX, LLC ⤷  Start Trial 2014-01-22 01-22-2014 Arius Two, Inc. Inter partes review ⤷  Start Trial 08-06-2014 Gilles Tapolsky ⤷  Start Trial
8,017,150 Teva Parmaceuticals USA Inc. ⤷  Start Trial 2015-12-04 12-04-2015 MONOSOL RX, LLC Inter partes review ⤷  Start Trial 05-23-2016 Robert Yang ⤷  Start Trial
8,017,150 Dr. Reddy’s Laboratories, Inc. et al. ⤷  Start Trial 2016-05-31 05-31-2016 MonoSol Rx, LLC Inter partes review ⤷  Start Trial 12-05-2016 Robert Yang ⤷  Start Trial
8,475,832 BioDelivery Sciences International, Inc. ⤷  Start Trial 2014-01-15 01-15-2014 RB Pharmaceuticals Limited Inter partes review ⤷  Start Trial 07-29-2014 Garry Myers ⤷  Start Trial
8,475,832 BioDelivery Sciences International, Inc. ⤷  Start Trial 2014-06-20 06-20-2014 RB Pharmaceuticals Limited Inter partes review ⤷  Start Trial 12-19-2014 Garry Myers ⤷  Start Trial
8,475,832 Teva Pharmaceuticals USA, Inc. ⤷  Start Trial 2015-12-03 12-03-2015 Indivior UK Limited Inter partes review ⤷  Start Trial 06-10-2016 Garry Myers ⤷  Start Trial
>Patent >Petitioner >Status >Filing Date >Accorded Filing Date >Patent Owner >Trial Type >Trial Number >Decision Date >Inventor >Document Download

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