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The patent EP3123355 was granted to Sonova on Mar 20, 2019. The application was filed on Mar 24, 2014 under application number EP14713428A. 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 GN HEARING WIDEX | Dec 19, 2019 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2256650 |
| DESCRIPTION | EP2432209 |
| INTERNATIONAL-SEARCH-REPORT | DE102006000556 |
| INTERNATIONAL-SEARCH-REPORT | EP1965344 |
| INTERNATIONAL-SEARCH-REPORT | EP2256650 |
| INTERNATIONAL-SEARCH-REPORT | US2009237546 |
| INTERNATIONAL-SEARCH-REPORT | US2010033430 |
| OPPOSITION | DE102006000556 |
| OPPOSITION | EP1965344 |
| OPPOSITION | EP2256650 |
| OPPOSITION | EP2627104 |
| OPPOSITION | US2009180631 |
| OPPOSITION | US2011200213 |
| OPPOSITION | WO2009000311 |
| OPPOSITION | WO2010108492 |
| OPPOSITION | WO2012048739 |
| OPPOSITION | WO2012092562 |
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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May 13, 2024
Refund of fees
Appeal
May 6, 2024
May 6, 2024
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(Electronic) Receipt
Appeal
Feb 5, 2024
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Apr 25, 2022
(Electronic) Receipt
Appeal
Apr 25, 2022
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Mar 25, 2022
Jan 19, 2022
Jan 13, 2022
(Electronic) Receipt
Appeal
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Reply to appeal
Appeal
Jan 3, 2022
(Electronic) Receipt
Appeal
Jan 3, 2022
Jan 3, 2022
Reply to appeal
Appeal
Sep 3, 2021
Sep 3, 2021
Aug 30, 2021
(Electronic) Receipt
Appeal
Aug 30, 2021
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Aug 26, 2021
(Electronic) Receipt
Appeal
Aug 26, 2021
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Claims
Appeal
Aug 26, 2021
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Jun 29, 2021
(Electronic) Receipt
Appeal
Jun 29, 2021
(Electronic) Receipt
Appeal
Jun 29, 2021
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Notice of appeal
Appeal
Jun 29, 2021
Notice of appeal
Appeal
Apr 19, 2021
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Means of redress
OPPO
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Feb 21, 2019
Decision to grant a European patent
Search/Exam
Feb 6, 2019
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Intention to grant (signatures)
Search/Exam
Feb 6, 2019
Text intended for grant (clean copy)
Search/Exam
Feb 6, 2019
Dec 14, 2018
(Electronic) Receipt
Search/Exam
Dec 14, 2018
Amended claims with annotations
Search/Exam
Dec 14, 2018
Claims
Search/Exam
Dec 14, 2018
French translation of claims
Search/Exam
Dec 14, 2018
German translation of the claims
Search/Exam
Dec 14, 2018
Aug 14, 2018
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Intention to grant (signatures)
Search/Exam
Aug 14, 2018
Text intended for grant (clean copy)
Search/Exam
Aug 14, 2018
Jul 17, 2018
Examination started
Search/Exam
May 8, 2017
(Electronic) Receipt
Search/Exam
May 8, 2017
May 8, 2017
Amended claims with annotations
Search/Exam
May 8, 2017
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Amended description with annotations
Search/Exam
May 8, 2017
Amendments received before examination
Search/Exam
May 8, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 4, 2017
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Oct 28, 2016
Communication to designated inventor
Search/Exam
Oct 12, 2016
(Electronic) Receipt
Search/Exam
Oct 12, 2016
Request for entry into the European phase
Search/Exam
Oct 11, 2016
Aug 5, 2016
Information on entry into European phase
Search/Exam
Oct 1, 2015
Copy of the international search report
Search/Exam
Oct 1, 2015
Published international application - A1
Search/Exam
Aug 12, 2015
May 21, 2014
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Mar 24, 2014
(Electronic) Receipt
PCTRO
Mar 24, 2014
Abstract
PCTRO
Mar 24, 2014
Claims
PCTRO
Mar 24, 2014
Description
PCTRO
Mar 24, 2014
Drawings
PCTRO