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IP Verse

Ften competitive analysis

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

Last updated on: Dec 4, 2025

Patent Number	Title	Applicant	Opposition Date
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EP2895415	Improvements In Or Relating To Stairlifts	STANNAH STAIRLIFTS	May 3, 2022
EP3455349	Method For The Purification Of Viruses Or Virus-Like Particles Using A Crosslinked Cellulose Hydrate Membrane	SARTORIUS STEDIM BIOTECH	Mar 24, 2021
EP3286123	Stair Lift	THYSSENKRUPP	Jan 5, 2021

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

Last updated on: Dec 3, 2025

Proceeding Number	Filing Date	Petitioner	Respondent	Status
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CBM2018-00020	Mar 27, 2018	MIAMI	FTEN	Final Written Decision

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

Last updated on: Dec 4, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
MAX PLANCK GESELLSCHAFT ZUR FRDERUNG DER WISSENSCHAFTEN EV	-	5	-	-
CARL ZEISS	67	50	3	15
MTEX ANTENNA TECHNOLOGY	1	-	-	-
SARTORIUS STEDIM BIOTECH	30	4	-	-