IP Verse

Sprint competitive analysis

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

Last updated on: Sep 3, 2026

Patent Number	Title	Applicant	Opposition Date
EP4139747	Method And Apparatus For Curing A Printing Plate	ESKO GRAPHICS IMAGING	Jan 3, 2025
EP2396639	Determining And Localizing Mold Infestation In Interior Spaces	FHRER	Aug 19, 2015

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

Last updated on: Sep 7, 2026

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Sprint
IPR2019-01139	Jun 4, 2019	CHARTER COMMUNICATIONS	SPRINT COMMUNICATIONS LP	Institution Denied
IPR2019-01140	Jun 4, 2019	CHARTER COMMUNICATIONS	SPRINT COMMUNICATIONS LP	Institution Denied
IPR2019-01137	Jun 3, 2019	CHARTER COMMUNICATIONS	SPRINT COMMUNICATIONS LP	Institution Denied
IPR2019-01138	Jun 3, 2019	CHARTER COMMUNICATIONS	SPRINT COMMUNICATIONS LP	Institution Denied
IPR2019-01135	May 30, 2019	CHARTER COMMUNICATIONS	SPRINT COMMUNICATIONS LP	Institution Denied
IPR2019-01136	May 30, 2019	CHARTER COMMUNICATIONS	SPRINT COMMUNICATIONS LP	Institution Denied
IPR2019-00853	Apr 11, 2019	FRONTIER COMMUNICATIONS	SPRINT	Terminated-Settled
IPR2019-00854	Apr 10, 2019	FRONTIER COMMUNICATIONS	SPRINT COMMUNICATIONS LP	Terminated-Settled
IPR2019-00665	Feb 27, 2019	FRONTIER COMMUNICATIONS	SPRINT COMMUNICATIONS LP	Institution Denied
IPR2018-01770	Sep 21, 2018	SPRINT SPECTRUM LP	INTELLECTUAL VENTURES II	Terminated-Settled

IP litigation analysis comparing Sprint 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
SPRINT COMMUNICATIONS LP	-	-	-	8
CHARTER COMMUNICATIONS	-	-	16	-
FRONTIER COMMUNICATIONS	-	-	4	-