IP Verse

Lemko competitive analysis

Latest PTAB cases involving Lemko

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

Last updated on: Jan 25, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Lemko

IPR2025-01142Jun 20, 2025MICROSOFTLEMKODiscretionary Denial
IPR2023-00529Feb 15, 2023MICROSOFTLEMKOFinal Written Decision
IPR2023-00570Feb 15, 2023MICROSOFTLEMKOInstitution Denied
IPR2023-00530Feb 14, 2023MICROSOFTLEMKOInstitution Denied
IPR2023-00531Feb 14, 2023MICROSOFTLEMKOFinal Written Decision - Appealed

Peer Comparison New

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

Last updated on: Jan 22, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
LEMKO - - - 5
MICROSOFT2 - 308 -