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The patent EP2928214 was granted to Oticon on May 8, 2019. The application was filed on Mar 24, 2015 under application number EP15160436A. 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 |
|---|---|---|---|
| GN HEARING | Feb 10, 2020 | GN STORE NORD | ADMISSIBLE |
| SIVANTOS PTE | Feb 7, 2020 | FDST PATENTANWALTE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2701145 |
| OPPOSITION | EP1326479 |
| OPPOSITION | EP1744589 |
| OPPOSITION | EP2200342 |
| OPPOSITION | EP2463856 |
| OPPOSITION | EP2506603 |
| OPPOSITION | EP2563045 |
| OPPOSITION | EP2584794 |
| OPPOSITION | EP2701145 |
| OPPOSITION | EP2876900 |
| OPPOSITION | EP2887695 |
| OPPOSITION | EP2928210 |
| OPPOSITION | EP2928214 |
| OPPOSITION | US2004013038 |
| OPPOSITION | US2007269064 |
| OPPOSITION | US2008259731 |
| OPPOSITION | US2009147966 |
| OPPOSITION | US2010002886 |
| OPPOSITION | US2011137649 |
| OPPOSITION | US2012321112 |
| OPPOSITION | US2013208896 |
| OPPOSITION | US5982903 |
| OPPOSITION | WO2007052185 |
| OPPOSITION | WO2008105661 |
| OPPOSITION | WO2009144332 |
| OPPOSITION | WO2010091077 |
| OPPOSITION | WO2011063857 |
| OPPOSITION | WO2012018641 |
| OPPOSITION | WO2012061149 |
| OPPOSITION | WO2013123984 |
| SEARCH | EP2200342 |
| SEARCH | EP2506603 |
| SEARCH | EP2701145 |
| SEARCH | WO2007052185 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Claims
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Advice of delivery
Appeal
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Appeal
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(Electronic) Receipt
Appeal
Feb 28, 2022
(Electronic) Receipt
Appeal
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Appeal
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Notice of appeal
Appeal
Dec 29, 2021
(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Apr 11, 2019
Decision to grant a European patent
Search/Exam
Mar 27, 2019
(Electronic) Receipt
Search/Exam
Mar 27, 2019
Filing of the translations of the claims
Search/Exam
Mar 27, 2019
French translation of claims
Search/Exam
Mar 27, 2019
German translation of the claims
Search/Exam
Mar 27, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 30, 2018
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Intention to grant (signatures)
Search/Exam
Nov 30, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 30, 2018
Jun 18, 2018
(Electronic) Receipt
Search/Exam
Jun 18, 2018
Amended claims with annotations
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Jun 18, 2018
Claims
Search/Exam
Jun 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 18, 2018
Feb 20, 2018
Annex to the communication
Search/Exam
Feb 20, 2018
Communication from the Examining Division
Search/Exam
Oct 12, 2017
(Electronic) Receipt
Search/Exam
Oct 12, 2017
Amended claims with annotations
Search/Exam
Oct 12, 2017
Claims
Search/Exam
Oct 12, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 12, 2017
Jun 9, 2017
Annex to the communication
Search/Exam
Jun 9, 2017
Communication from the Examining Division
Search/Exam
May 30, 2017
Examination started
Search/Exam
Jul 29, 2016
Decision to allow further processing
Search/Exam
Jul 8, 2016
(Electronic) Receipt
Search/Exam
Jul 8, 2016
Jul 8, 2016
Amended claims with annotations
Search/Exam
Jul 8, 2016
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Amended description with annotations
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Jul 8, 2016
Letter accompanying subsequently filed items
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Jul 8, 2016
Request for further processing
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May 17, 2016
Oct 12, 2015
Sep 9, 2015
Notification of forthcoming publication
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Aug 5, 2015
Refund of fees
Search/Exam
Jul 27, 2015
Jul 27, 2015
European search opinion
Search/Exam
Jul 27, 2015
European search report
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Jul 22, 2015
Priority search results copy provided by EPO
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Jul 16, 2015
Search started
Search/Exam
Jun 17, 2015
Communication to designated inventor
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Jun 17, 2015
Communication to designated inventor
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Jun 17, 2015
Communication to designated inventor
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Jun 16, 2015
May 26, 2015
Mar 24, 2015
Abstract
Search/Exam
Mar 24, 2015
Mar 24, 2015
Claims
Search/Exam
Mar 24, 2015
Description
Search/Exam
Mar 24, 2015
Designation of inventor
Search/Exam
Mar 24, 2015
Drawings
Search/Exam
Mar 24, 2015
Request for grant of a European patent
Search/Exam