IP Verse

Crrc Changchun Railway Vehicles competitive analysis

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Latest patents of Crrc Changchun Railway Vehicles opposed by its competitors

Explore Crrc Changchun Railway Vehicles's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Oct 23, 2025

Patent Number	Grant Date	Title	Total Oppositions
EP3744605	Jan 4, 2023	Railway Train Operation Control Method And System	8
EP3636502	Jun 22, 2022	Train Brake Cylinder Pressure Control System And Rail Train	1

Latest publications and patents of Crrc Changchun Railway Vehicles New

Explore the latest publications and patents granted to Crrc Changchun Railway Vehicles, showcasing their recent innovations and technological advancements.

Last updated on: Oct 22, 2025

Publication Number	Publication Date	Title	Legal Status
Get instant update for new patents of Crrc Changchun Railway Vehicles
EP3744605	Jan 4, 2023	Railway Train Operation Control Method And System	Revoked
EP3636502	Jun 22, 2022	Train Brake Cylinder Pressure Control System And Rail Train	Revoked

Latest PTAB cases involving Crrc Changchun Railway Vehicles

Discover the latest PTAB cases involving Crrc Changchun Railway Vehicles, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing Crrc Changchun Railway Vehicles with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 23, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
CRRC CHANGCHUN RAILWAY VEHICLES	-	9	-	-
AZD PRAHA SRO	2	-	-	-
CAF SIGNALLING	1	-	-	-
KNORR BREMSE SYSTEME FUR SCHIENENFAHRZEUGE	33	-	-	-