IP Verse

Purschke competitive analysis

Explore patent oppositions filed by Purschke against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Sep 3, 2026

Patent Number	Title	Applicant	Opposition Date
EP2658159	Link Adaptation In A Wireless Telecommunications System	UNWIRED PLANET	Nov 3, 2017
EP1861982	Packet Radio Network And Method For Activation Of A Packet Data Protocol Context	3G LICENSING S.A.	Jul 24, 2017
EP1980029	Method And Arrangement In A Telecommunication System	TELEFONAKTIEBOLAGET LM ERICSSON PUBL	Sep 3, 2016

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

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

Last updated on: Sep 3, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
PURSCHKE	3	-	-	-
3G LICENSING S.A.	30	3	-	-
FRANCE TELECOM	-	3	-	-
UNWIRED PLANET	-	4	-	11