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The patent EP3633795 was granted to Idec on Feb 15, 2023. The application was filed on May 22, 2018 under application number EP18810189A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| DTS PATENT UND RECHTSANWALTE SCHNEKENBUHL UND PARTNER MBB | Nov 14, 2023 | DTS PATENT UND RECHTSANWALTE PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP3357245B |
| DESCRIPTION | JP4202125B |
| INTERNATIONAL-SEARCH-REPORT | JP2005293869 |
| INTERNATIONAL-SEARCH-REPORT | JP2006019181 |
| INTERNATIONAL-SEARCH-REPORT | JPH0590822U |
| INTERNATIONAL-SEARCH-REPORT | JPH1050366 |
| OPPOSITION | CN106067608 |
| OPPOSITION | CN204348925U |
| OPPOSITION | DE102014119030 |
| OPPOSITION | WO2017207429 |
| SEARCH | CN204348925U |
| SEARCH | DE102014119030 |
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
Search/Exam
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(Electronic) Receipt
Search/Exam
Dec 30, 2022
Filing of the translations of the claims
Search/Exam
Dec 30, 2022
French translation of claims
Search/Exam
Dec 30, 2022
German translation of the claims
Search/Exam
Dec 30, 2022
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Oct 13, 2022
Text intended for grant (clean copy)
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Examination started
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(Electronic) Receipt
Search/Exam
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Amended claims with annotations
Search/Exam
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Amended description with annotations
Search/Exam
Jul 30, 2021
Amendments received before examination
Search/Exam
Jul 30, 2021
Letter accompanying subsequently filed items
Search/Exam
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European search opinion
Search/Exam
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Information on Search Strategy
Search/Exam
Feb 2, 2021
Supplementary European search report
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Search started
Search/Exam
Mar 11, 2020
Notification of forthcoming publication
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Jan 14, 2020
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Communication to designated inventor
Search/Exam
Jan 2, 2020
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(Electronic) Receipt
Search/Exam
Dec 17, 2019
Abstract
Search/Exam
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Amended claims with annotations
Search/Exam
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Claims
Search/Exam
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Description
Search/Exam
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Search/Exam
Dec 17, 2019
Request for entry into the European phase
Search/Exam
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Information on entry into European phase
Search/Exam
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Copy of the international search report
Search/Exam
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International publication pamphlet
Search/Exam