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IP Verse

Railway Train Operation Control Method And System - EP3744605

The patent EP3744605 was granted to Crrc Changchun Railway Vehicles on Jan 4, 2023. The application was filed on Nov 22, 2019 under application number EP19912800A. The patent is currently recorded with a legal status of "Revoked".

EP3744605

CRRC CHANGCHUN RAILWAY VEHICLES
Application Number
EP19912800A
Filing Date
Nov 22, 2019
Status
Revoked
Oct 25, 2024
Publication Date
Jan 4, 2023
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (8)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentativeOpposition Status
AZD PRAHA SROOct 4, 2023DIEHL & PARTNER -
CAF SIGNALLINGOct 4, 2023IGARTUAADMISSIBLE
GTS DEUTSCHLANDOct 4, 2023KOHLER SCHMID MOBUS PATENTANWALTEADMISSIBLE
KNORR BREMSE SYSTEME FUR SCHIENENFAHRZEUGEOct 4, 2023NOVENTIVE PATENTANWALTSGESELLSCHAFTADMISSIBLE
HITACHI RAIL STSOct 3, 2023METROCONSULTADMISSIBLE
ALSTOMOct 2, 2023LAVOIXADMISSIBLE
SIEMENS MOBILITYOct 2, 2023SIEMENS PATENT ATTORNEYSADMISSIBLE
STADLER RAILSep 25, 2023HEPP WENGER RYFFELADMISSIBLE

Patent Citations (47) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
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Dossier Documents

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