IP Verse

Sonus Networks competitive analysis

Explore the latest publications and patents granted to Sonus Networks, showcasing their recent innovations and technological advancements.

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

Last updated on: Oct 20, 2025

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Sonus Networks
IPR2019-00395	Dec 5, 2018	METASWITCH NETWORKS	SONUS NETWORKS	Terminated-Settled
IPR2019-00396	Dec 5, 2018	METASWITCH NETWORKS	SONUS NETWORKS	Terminated-Settled
IPR2019-00272	Nov 12, 2018	METASWITCH NETWORKS	SONUS NETWORKS	Terminated-Settled
IPR2019-00273	Nov 12, 2018	METASWITCH NETWORKS	SONUS NETWORKS	Terminated-Settled
IPR2019-00051	Oct 17, 2018	METASWITCH NETWORKS	SONUS NETWORKS	Terminated-Settled
IPR2019-00052	Oct 17, 2018	METASWITCH NETWORKS	SONUS NETWORKS	Terminated-Settled
IPR2018-01719	Sep 20, 2018	METASWITCH NETWORKS	SONUS NETWORKS	Terminated-Settled

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

Last updated on: Oct 16, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
SONUS NETWORKS	-	-	-	7
METASWITCH NETWORKS	-	-	9	4