The weekly litigation news digest is live. Subscribe now

IP Verse

Spex competitive analysis

Loading summary...

Latest PTAB cases involving Spex

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

Last updated on: Dec 1, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Spex

IPR2018-01067May 11, 2018TOSHIBASPEXTerminated
IPR2018-01068May 11, 2018TOSHIBASPEXTerminated
IPR2018-01002May 2, 2018KINGSTON TECHNOLOGYSPEXTerminated
IPR2018-01003May 2, 2018KINGSTON TECHNOLOGYSPEXTerminated
IPR2018-00082Oct 16, 2017WESTERN DIGITALSPEXFinal Written Decision
IPR2018-00084Oct 16, 2017WESTERN DIGITALSPEXTerminated-Settled
IPR2017-01021Mar 14, 2017KINGSTON TECHNOLOGYSPEXFinal Written Decision
IPR2017-00824Jan 31, 2017KINGSTON TECHNOLOGYSPEXInstitution Denied
IPR2017-00825Jan 31, 2017KINGSTON TECHNOLOGYSPEXInstitution Denied
IPR2017-00430Dec 14, 2016UNIFIED PATENTSSPEXInstitution Denied

Peer Comparison New

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

Last updated on: Nov 27, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
AUSPEX PHARMACEUTICALS - - - 2
APOTEX - 236 -
NEPTUNE GENERICS - - 6 -