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The patent EP2327015 was granted to Phonak on Sep 19, 2018. The application was filed on Sep 26, 2008 under application number EP08826235A. 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 | Jun 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 | US7200237 |
| DESCRIPTION | WO2008014454 |
| INTERNATIONAL-SEARCH-REPORT | EP0537026 |
| INTERNATIONAL-SEARCH-REPORT | EP1705872 |
| INTERNATIONAL-SEARCH-REPORT | WO0235884 |
| INTERNATIONAL-SEARCH-REPORT | WO2008014454 |
| OPPOSITION | CN1567199 |
| OPPOSITION | EP0537026 |
| OPPOSITION | EP1705872 |
| OPPOSITION | JP2006164030 |
| OPPOSITION | KR100648817B |
| OPPOSITION | WO0235884 |
| OPPOSITION | WO03025742 |
| OPPOSITION | WO2008001445 |
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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Mar 1, 2022
Refund of fees
Appeal
Feb 25, 2022
Feb 25, 2022
Feb 23, 2022
Feb 18, 2022
Feb 17, 2022
Withdrawal of an appeal
Appeal
Feb 16, 2022
(Electronic) Receipt
Appeal
Feb 16, 2022
Feb 16, 2022
Notice of appeal
Appeal
Dec 9, 2021
Dec 8, 2021
Dec 8, 2021
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Means of redress
OPPO
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Oct 1, 2018
Aug 23, 2018
Decision to grant a European patent
Search/Exam
Aug 10, 2018
(Electronic) Receipt
Search/Exam
Aug 10, 2018
Filing of the translations of the claims
Search/Exam
Aug 10, 2018
French translation of claims
Search/Exam
Aug 10, 2018
German translation of the claims
Search/Exam
Aug 10, 2018
Letter accompanying subsequently filed items
Search/Exam
May 7, 2018
May 7, 2018
May 7, 2018
Intention to grant (signatures)
Search/Exam
May 7, 2018
Text intended for grant (clean copy)
Search/Exam
May 7, 2018
Apr 26, 2017
(Electronic) Receipt
Search/Exam
Apr 26, 2017
Amended claims with annotations
Search/Exam
Apr 26, 2017
Amended description with annotations
Search/Exam
Apr 26, 2017
Claims
Search/Exam
Apr 26, 2017
Description
Search/Exam
Apr 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2017
Dec 22, 2016
Annex to the communication
Search/Exam
Dec 22, 2016
Communication from the Examining Division
Search/Exam
Dec 12, 2016
Examination started
Search/Exam
Nov 18, 2015
Nov 10, 2015
Jul 23, 2015
Jul 13, 2015
Feb 4, 2015
Refund of fees
Search/Exam
Dec 13, 2013
Refund of fees
Search/Exam
Dec 13, 2013
Refund of fees
Search/Exam
Nov 14, 2011
(Electronic) Receipt
Search/Exam
Nov 14, 2011
Nov 14, 2011
Amended claims with annotations
Search/Exam
Nov 14, 2011
Amended description with annotations
Search/Exam
Nov 14, 2011
Amendments received before examination
Search/Exam
Nov 14, 2011
Description
Search/Exam
Nov 14, 2011
Letter accompanying subsequently filed items
Search/Exam
May 17, 2011
May 17, 2011
May 11, 2011
Letter which had not been notified
Search/Exam
May 11, 2011
Letter which had not been notified
Search/Exam
May 4, 2011
May 4, 2011
Apr 13, 2011
Jan 25, 2011
(Electronic) Receipt
Search/Exam
Jan 25, 2011
Request for entry into the European phase
Search/Exam
Nov 20, 2009
Information on entry into European phase
Search/Exam
Aug 20, 2009
Copy of the international search report
Search/Exam
Aug 20, 2009
Jun 12, 2009
Jun 12, 2009
Jun 12, 2009
Jan 15, 2009
Published international application - A2
Search/Exam
Nov 12, 2008
Sep 26, 2008
(Electronic) Receipt
PCTRO
Sep 26, 2008
Abstract
PCTRO
Sep 26, 2008
Claims
PCTRO
Sep 26, 2008
Description
PCTRO
Sep 26, 2008
Drawings
PCTRO