IP Verse

Exfo competitive analysis

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

Last updated on: Feb 3, 2026

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Exfo
IPR2017-00138	Oct 28, 2016	VIAVI SOLUTIONS	EXFO	Terminated-Settled
IPR2017-00139	Oct 28, 2016	VIAVI SOLUTIONS	EXFO	Terminated-Settled

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

Last updated on: Jan 29, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
EXFO	-	-	-	2
VIAVI SOLUTIONS	2	6	3	7