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EP3548641

TATA STEEL IJMUIDEN
Application Number
EP17804538A
Filing Date
Nov 24, 2017
Status
Revoked
Jul 14, 2023
Grant Date
Aug 26, 2020
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP3548641B1 was granted on Aug 26, 2020 by Tata Steel Ijmuiden The patent is currently Revoked.

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 DateOpposition Status

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ARCELORMITTALMay 25, 2021ADMISSIBLE
THYSSENKRUPP STEEL EUROPEMay 19, 2021ADMISSIBLE

Patent citations in opposition refer to prior patents or publications that may challenge the validity of a contested patent. These references help assess whether the invention is truly novel or overlaps with existing intellectual property.

Citation PhasePatent NumberPatent LinkCited Text
OppositionEP2703513B1
N/A
OppositionWO2007132008
N/A
OppositionEP2546375
N/A
OppositionEP1939308
N/A
OppositionWO2012048841
N/A
OppositionWO2013006108
N/A
OppositionUS2014322559
N/A
OppositionWO2015039763
N/A

Dossier Documents of the Patent

The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.

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