IP Verse

Excalibur competitive analysis

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

Last updated on: Feb 1, 2026

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Excalibur
IPR2020-00422	Jan 27, 2020	SPOTIFY USA	EXCALIBUR	Terminated-Settled
IPR2020-00462	Jan 26, 2020	SPOTIFY USA	EXCALIBUR	Terminated-Settled
IPR2020-00461	Jan 25, 2020	SPOTIFY USA	EXCALIBUR	Terminated-Settled
IPR2020-00421	Jan 24, 2020	SPOTIFY USA	EXCALIBUR	Terminated-Settled

IP litigation analysis comparing Excalibur 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
EXCALIBUR	-	-	-	4
SPOTIFY USA	-	-	10	-