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IP Verse

Strom & Gulliksson competitive analysis

Explore patent oppositions filed by Strom & Gulliksson against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Dec 25, 2025

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by Strom & Gulliksson
EP3969718	Punch And Inject Tool For Downhole Casing And Method For Use Thereof	SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ	Jan 16, 2024
EP3350131	A Device For Purifying Water And Its Use	ELWATER	May 25, 2022
EP3571166	Method For Purifying Water	KLEMOLA	Apr 28, 2022
EP3186197	System And Method For Waste Water Purification	KEMPPAINEN	Sep 11, 2019
EP3253912	Recycling Of Man-Made Cellulosic Fibers	LENZING	Aug 21, 2019

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

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

Last updated on: Dec 25, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
STROM & GULLIKSSON	5	-	-	-
ELWATER	-	1	-	-
KEMPPAINEN	-	1	-	-
KLEMOLA	-	1	-	-