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IP Verse

Keller Holding competitive analysis

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Explore patent oppositions filed by Keller Holding against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Nov 20, 2025

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by the company
EP3351687	Pile	FRANKI GRUNDBAU	Dec 27, 2019
EP3043930	The Use Of A Jetting Process For Decontaminating Contaminated Soil Or The Contents Of Supply Or Storage Tanks	HEUSER	May 22, 2019

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

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

Last updated on: Nov 20, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
KELLER HOLDING	2	-	-	-
FRANKI GRUNDBAU	-	1	-	-
HEUSER	-	1	-	-