IP Verse

Doster competitive analysis

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

Last updated on: Aug 2, 2026

Proceeding Number	Filing Date	Petitioner	Respondent	Status
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IPR2018-01691	Sep 7, 2018	ULTERRA DRILLING	DOSTER	Terminated-Settled

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

Last updated on: Jul 30, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
DOSTER	-	-	-	1
ULTERRA DRILLING	-	-	10	-