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EP3303647

SALZGITTER FLACHSTAHL
Application Number
EP16729811A
Filing Date
May 31, 2016
Status
Opposition Rejected
Sep 6, 2024
Grant Date
Mar 20, 2019
External Links
Slate, Register, Google Patents

Biblio Summary

The patent EP3303647B1 was granted on Mar 20, 2019 by Salzgitter Flachstahl The patent is currently Opposition Rejected.

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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THYSSENKRUPP STEEL EUROPEDec 20, 2019ADMISSIBLE
VOESTALPINE STAHLDec 12, 2019ADMISSIBLE

The table below shows the patents of Salzgitter Flachstahl that have been opposed by other companies.

Patent NumberTitleGrant DateOpposition Count
EP3504349Method For Producing A High-Strength Steel Strip With Improved Properties For Further Processing, And A Steel Strip Of This TypeApr 3, 20241
EP3250727Component Made Of Press-Form-Hardened, Aluminum-Based Coated Steel Sheet, And Method For Producing Such A ComponentJan 17, 20241
EP3416760Planishing Roll, Method For Planishing A Flat Product Therewith And Flat Product TherefromApr 29, 20205

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.