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The patent EP3834985 was granted to CMS on Jul 20, 2022. The application was filed on Dec 2, 2020 under application number EP20211143A. The patent is currently recorded with a legal status of "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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| GEISS | Apr 19, 2023 | ISARPATENT | ADMISSIBLE |
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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Letter accompanying subsequently filed items
Search/Exam
Apr 3, 2023
Submission concerning representation
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Decision to grant a European patent
Search/Exam
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(Electronic) Receipt
Search/Exam
Jun 8, 2022
Filing of the translations of the claims
Search/Exam
Jun 8, 2022
French translation of claims
Search/Exam
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German translation of the claims
Search/Exam
Jun 8, 2022
Letter accompanying subsequently filed items
Search/Exam
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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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Notification of forthcoming publication
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Refund of fees
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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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Communication to designated inventor
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Communication to designated inventor
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Abstract
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Claims
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Designation of inventor
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Priority search results
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Request for grant of a European patent
Search/Exam
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