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Calabrese Stemer competitive analysis

Discover the latest PTAB cases involving Calabrese Stemer, 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 Calabrese Stemer
IPR2024-00367	Jan 2, 2024	ASKELADDEN	CALABRESE STEMER	Final Written Decision
IPR2024-00368	Jan 2, 2024	ASKELADDEN	CALABRESE STEMER	Final Written Decision
IPR2024-00369	Jan 2, 2024	ASKELADDEN	CALABRESE STEMER	Final Written Decision

IP litigation analysis comparing Calabrese Stemer 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
CALABRESE STEMER	-	-	-	3
ASKELADDEN	-	-	44	-