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Lexmark competitive analysis

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Latest PTAB cases involving Lexmark

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

Last updated on: Nov 9, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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IPR2023-00846Apr 28, 2023LEXMARKFLEXIWORLDTerminated-Settled
IPR2023-00845Apr 21, 2023LEXMARKFLEXIWORLDInstitution Denied
IPR2019-01369Jul 23, 2019UNIVERSAL IMAGING INDUSTRIESLEXMARKInstitution Denied
IPR2019-01378Jul 23, 2019UNIVERSAL IMAGING INDUSTRIESLEXMARKInstitution Denied
IPR2019-01380Jul 23, 2019UNIVERSAL IMAGING INDUSTRIESLEXMARKInstitution Denied
IPR2019-01381Jul 23, 2019UNIVERSAL IMAGING INDUSTRIESLEXMARKInstitution Denied
IPR2019-01383Jul 23, 2019UNIVERSAL IMAGING INDUSTRIESLEXMARKInstitution Denied
IPR2019-01385Jul 23, 2019UNIVERSAL IMAGING INDUSTRIESLEXMARKInstitution Denied
IPR2019-01387Jul 23, 2019UNIVERSAL IMAGING INDUSTRIESLEXMARKInstitution Denied
IPR2019-01388Jul 23, 2019UNIVERSAL IMAGING INDUSTRIESLEXMARKInstitution Denied

Peer Comparison New

IP litigation analysis comparing Lexmark 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
LEXMARK - - 210
FLEXIWORLD - - - 14
UNIVERSAL IMAGING INDUSTRIES - - 10 -