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Twitter competitive analysis

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Latest PTAB cases involving Twitter

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

Last updated on: Nov 9, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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IPR2021-01458Aug 31, 2021TWITTERPALO ALTO RESEARCH CENTERFinal Written Decision - Appealed
IPR2021-01459Aug 31, 2021TWITTERPALO ALTO RESEARCH CENTERTerminated
IPR2021-01430Aug 25, 2021TWITTERPALO ALTO RESEARCH CENTERFinal Written Decision
IPR2021-01398Aug 14, 2021TWITTERPALO ALTO RESEARCH CENTERFinal Written Decision
IPR2021-00482Feb 24, 2021TWITTERBE TECHNOLOGYFinal Written Decision
IPR2021-00483Feb 24, 2021TWITTERBE TECHNOLOGYFinal Written Decision
IPR2021-00484Feb 24, 2021TWITTERBE TECHNOLOGYFinal Written Decision
IPR2021-00485Feb 24, 2021TWITTERBE TECHNOLOGYFinal Written Decision
IPR2019-01510Aug 16, 2019TWITTERBLACKBERRYTerminated-Settled
IPR2019-01511Aug 16, 2019TWITTERBLACKBERRYTerminated-Settled

Peer Comparison New

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

Last updated on: Nov 6, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
TWITTER - - 18 -
BE TECHNOLOGY - - - 18
PALO ALTO RESEARCH CENTER - - - 13
VIDSTREAM - - - 4