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The patent EP3609207 was granted to GN Hearing on May 19, 2021. The application was filed on Aug 15, 2018 under application number EP18189208A. The patent is currently recorded with a legal status of "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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| OTICON WIDEX | Feb 21, 2022 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US9712266 |
| OPPOSITION | US2009238375 |
| OPPOSITION | US2016098244 |
| OPPOSITION | US2018184234 |
| OPPOSITION | US9712266 |
| SEARCH | EP2897384 |
| SEARCH | US2016098244 |
| SEARCH | US2018006752 |
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.
Date
Description
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Apr 15, 2025
Refund of fees
Appeal
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 10, 2025
Apr 8, 2025
Apr 7, 2025
(Electronic) Receipt
Appeal
Apr 7, 2025
Apr 7, 2025
Withdrawal of an appeal
Appeal
Mar 5, 2025
Mar 5, 2025
Feb 21, 2025
Feb 21, 2025
Feb 18, 2025
Jul 11, 2024
Jul 8, 2024
(Electronic) Receipt
Appeal
Jul 8, 2024
Jul 8, 2024
Reply to appeal
Appeal
Mar 7, 2024
Mar 4, 2024
(Electronic) Receipt
Appeal
Mar 4, 2024
Mar 4, 2024
Claims
Appeal
Mar 4, 2024
Mar 4, 2024
Feb 29, 2024
Feb 29, 2024
Feb 28, 2024
Feb 23, 2024
(Electronic) Receipt
Appeal
Feb 23, 2024
Feb 23, 2024
Jan 9, 2024
Jan 9, 2024
Jan 2, 2024
(Electronic) Receipt
Appeal
Jan 2, 2024
Notice of appeal
Appeal
Jan 2, 2024
Notice of appeal
Appeal
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Means of redress
OPPO
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
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Nov 2, 2023
Nov 2, 2023
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Jul 15, 2022
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Feb 21, 2022
Feb 21, 2022
Jun 1, 2021
Apr 22, 2021
Decision to grant a European patent
Search/Exam
Apr 8, 2021
(Electronic) Receipt
Search/Exam
Apr 8, 2021
Filing of the translations of the claims
Search/Exam
Apr 8, 2021
French translation of claims
Search/Exam
Apr 8, 2021
German translation of the claims
Search/Exam
Jan 18, 2021
Jan 18, 2021
Jan 18, 2021
Intention to grant (signatures)
Search/Exam
Jan 18, 2021
Text intended for grant (clean copy)
Search/Exam
Jan 18, 2021
Dec 16, 2020
Examination started
Search/Exam
Aug 12, 2020
(Electronic) Receipt
Search/Exam
Aug 12, 2020
Aug 12, 2020
Amended claims with annotations
Search/Exam
Aug 12, 2020
Aug 12, 2020
Amended description with annotations
Search/Exam
Aug 12, 2020
Amendments received before examination
Search/Exam
Aug 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 17, 2020
Jan 15, 2020
Notification of forthcoming publication
Search/Exam
Nov 13, 2019
Nov 12, 2019
(Electronic) Receipt
Search/Exam
Nov 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 12, 2019
Letter concerning the priority
Search/Exam
Jul 8, 2019
Jun 25, 2019
(Electronic) Receipt
Search/Exam
Jun 25, 2019
Matter concerning the application
Search/Exam
Nov 2, 2018
Nov 2, 2018
European search opinion
Search/Exam
Nov 2, 2018
European search report
Search/Exam
Nov 2, 2018
Information on Search Strategy
Search/Exam
Oct 8, 2018
Communication to designated inventor
Search/Exam
Oct 8, 2018
Communication to designated inventor
Search/Exam
Aug 15, 2018
Abstract
Search/Exam
Aug 15, 2018
Aug 15, 2018
Claims
Search/Exam
Aug 15, 2018
Description
Search/Exam
Aug 15, 2018
Designation of inventor
Search/Exam
Aug 15, 2018
Drawings
Search/Exam
Aug 15, 2018
Request for grant of a European patent
Search/Exam