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The patent EP2645682 was granted to GN Audio on Sep 23, 2020. The application was filed on Mar 30, 2012 under application number EP12162527A. 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 | Jun 23, 2021 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US2005202857 |
| EXAMINATION | US2007055497 |
| EXAMINATION | US2008132294 |
| EXAMINATION | US2010329441 |
| EXAMINATION | US2011263235 |
| EXAMINATION | US6650701 |
| EXAMINATION | WO2008072815 |
| OPPOSITION | EP1443737 |
| OPPOSITION | US2005202857 |
| OPPOSITION | US2006089175 |
| OPPOSITION | US2007004473 |
| OPPOSITION | US2007055497 |
| OPPOSITION | US2007105548 |
| OPPOSITION | US2008132294 |
| OPPOSITION | US2010197227 |
| OPPOSITION | US2010329441 |
| OPPOSITION | US2011263235 |
| OPPOSITION | US5426689 |
| OPPOSITION | US6650701 |
| OPPOSITION | US6658267 |
| OPPOSITION | WO2008072815 |
| SEARCH | EP1443737 |
| SEARCH | US2006089175 |
| SEARCH | US2007004473 |
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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Description
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Oct 5, 2020
Aug 27, 2020
Decision to grant a European patent
Search/Exam
Aug 17, 2020
Aug 12, 2020
(Electronic) Receipt
Search/Exam
Aug 12, 2020
Annexes in respect of a client data request
Search/Exam
Aug 12, 2020
Filing of the translations of the claims
Search/Exam
Aug 12, 2020
French translation of claims
Search/Exam
Aug 12, 2020
German translation of the claims
Search/Exam
Aug 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 28, 2020
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Apr 28, 2020
Intention to grant (signatures)
Search/Exam
Apr 28, 2020
Text intended for grant (clean copy)
Search/Exam
Apr 28, 2020
Jun 26, 2019
(Electronic) Receipt
Search/Exam
Jun 26, 2019
Amended description with annotations
Search/Exam
Jun 26, 2019
Description
Search/Exam
Jun 26, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 26, 2019
Feb 27, 2019
Annex to the communication
Search/Exam
Feb 27, 2019
Communication from the Examining Division
Search/Exam
Feb 15, 2019
(Electronic) Receipt
Search/Exam
Feb 15, 2019
Amended claims with annotations
Search/Exam
Feb 15, 2019
Claims
Search/Exam
Feb 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 15, 2019
Oct 24, 2018
Annex to the communication
Search/Exam
Oct 24, 2018
Communication from the Examining Division
Search/Exam
Sep 4, 2018
(Electronic) Receipt
Search/Exam
Sep 4, 2018
Amended claims with annotations
Search/Exam
Sep 4, 2018
Claims
Search/Exam
Sep 4, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 4, 2018
Apr 26, 2018
Annex to the communication
Search/Exam
Apr 26, 2018
Communication from the Examining Division
Search/Exam
Apr 19, 2018
Examination started
Search/Exam
Dec 5, 2016
Nov 30, 2016
Nov 17, 2014
Nov 11, 2014
Submission concerning representation
Search/Exam
Apr 16, 2014
Refund order of filing/examination fee
Search/Exam
Apr 2, 2014
(Electronic) Receipt
Search/Exam
Apr 2, 2014
Letter accompanying subsequently filed items
Search/Exam
Apr 2, 2014
Reply to Written Opinion prepared by the EPO
Search/Exam
Mar 31, 2014
(Electronic) Receipt
Search/Exam
Mar 31, 2014
Letter accompanying subsequently filed items
Search/Exam
Oct 8, 2013
Sep 4, 2013
Notification of forthcoming publication
Search/Exam
Sep 10, 2012
Sep 10, 2012
European search opinion
Search/Exam
Sep 10, 2012
European search report
Search/Exam
Mar 30, 2012
Abstract
Search/Exam
Mar 30, 2012
Mar 30, 2012
Claims
Search/Exam
Mar 30, 2012
Description
Search/Exam
Mar 30, 2012
Designation of inventor
Search/Exam
Mar 30, 2012
Drawings
Search/Exam
Mar 30, 2012
Request for grant of a European patent
Search/Exam