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IP Verse

Method For Producing A Component Having A Core Section Made Of Steel - EP3141335

The patent EP3141335 was granted to Deutsche Edelstahlwerke on Apr 14, 2021. The application was filed on Dec 18, 2015 under application number EP15201021A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3141335

DEUTSCHE EDELSTAHLWERKE
Application Number
EP15201021A
Filing Date
Dec 18, 2015
Status
Granted And Under Opposition
Mar 12, 2021
Publication Date
Apr 14, 2021
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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
STEINHOFFJan 14, 2022LIPPERT STACHOW PATENTANWALTE RECHTSANWALTEADMISSIBLE

Patent Citations (23) New

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

Citation PhasePublication Number
DESCRIPTIONDE102009037278
DESCRIPTIONEP1365869
DESCRIPTIONUS4484959
DESCRIPTIONUS6206814
DESCRIPTIONWO2014001024
EXAMINATIONJPS645611
EXAMINATIONUS4484959
OPPOSITIONDE955240
OPPOSITIONEP0388968
OPPOSITIONGB475712
OPPOSITIONUS2011195270
OPPOSITIONUS4697320
OPPOSITIONUS4844863
OPPOSITIONWO2015197466
SEARCHEP0388968
SEARCHEP1512484
SEARCHGB475712
SEARCHJPH0459901
SEARCHJPS62148004
SEARCHUS2011195270
SEARCHUS2014037979
SEARCHUS4697320
SEARCHWO2014001024

Dossier Documents

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