Rigel competitive analysis

Explore Rigel's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Sep 3, 2026
Patent NumberPublication DateTitleTotal Oppositions
Aug 28, 2024New (Trimethoxyphenylamino)Pyrimidinyl Formulations1
Mar 30, 2022Retractable Spout Assembly For Bottles1

Latest PTAB cases involving Rigel

Discover the latest PTAB cases involving Rigel, highlighting their recent legal challenges and patent disputes.

Last updated on: Sep 6, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Rigel

IPR2022-01423Aug 15, 2022RIGEL PHARMACEUTICALSSERVIER PHARMACEUTICALSTerminated-Settled

Peer Comparison New

IP litigation analysis comparing Rigel with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Sep 3, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
RIGEL PHARMACEUTICALS - 11 -
SERVIER PHARMACEUTICALS - - - 1
TEVA PHARMACEUTICAL INDUSTRIES LTD2727 - -