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The patent EP3296676 was granted to Thyssenkrupp on Aug 28, 2024. The application was filed on Sep 7, 2017 under application number EP17189725A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| STAMICARBON | Mar 30, 2022 | VO | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
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Decision to grant a European patent
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May 21, 2021
(Electronic) Receipt
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May 21, 2021
English translation of the claims
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May 21, 2021
Filing of the translations of the claims
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May 21, 2021
French translation of claims
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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(Electronic) Receipt
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Amended claims with annotations
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Amended description with annotations
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Jul 23, 2018
Amendments received before examination
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Jul 23, 2018
Letter accompanying subsequently filed items
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Jul 17, 2018
Annexes in respect of a client data request
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Annexes in respect of a client data request
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Notification of forthcoming publication
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European search opinion
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European search report
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Information on Search Strategy
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Jan 2, 2018
Search started
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Nov 2, 2017
Communication to designated inventor
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Sep 13, 2017
Letter concerning the priority
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Priority document
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Sep 7, 2017
Abstract
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Claims
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Description
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Designation of inventor
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Drawings
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Sep 7, 2017
Priority search results
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Request for grant of a European patent
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