The weekly litigation news digest is live. Subscribe now

IP Verse

Weisbrodt competitive analysis

Loading summary...

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

Last updated on: Dec 11, 2025

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by the company
EP3512399	Robot Cleaner And Method For Controlling Thereof	SAMSUNG ELECTRONICS	Mar 7, 2023
EP3739911	Method And Device For Event Notification In Home Network System	SAMSUNG ELECTRONICS	Nov 2, 2022
EP3312330	Intelligent Laundry Control System And Control Method	QINGDAO HAIER WASHING MACHINE	Apr 27, 2022
EP3086577	Method And Device For Event Notification In Home Network System	SAMSUNG ELECTRONICS	Mar 25, 2021
EP2975341	Refrigerator	LG ELECTRONICS	Feb 24, 2021

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

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

Last updated on: Dec 11, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
WEISBRODT	5	-	-	-
LG ELECTRONICS	2	47	174	12
QINGDAO HAIER WASHING MACHINE	-	1	-	-
SAMSUNG ELECTRONICS	4	37	1111	34