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Ube Maxell competitive analysis

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

Last updated on: Feb 6, 2026

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Ube Maxell
IPR2015-01511	Jun 25, 2015	UBE MAXELL	CELGARD	Institution Denied
IPR2013-00470	Jul 29, 2013	UBE MAXELL	LG CHEM	Institution Denied
IPR2013-00471	Jul 29, 2013	UBE MAXELL	LG CHEM	Terminated-Settled

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

Last updated on: Feb 5, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
UBE MAXELL	-	-	3	-
CELGARD	-	1	-	5
LG CHEM	-	64	3	14