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The patent EP2783522 was granted to Phonak on Jul 18, 2018. The application was filed on Nov 22, 2011 under application number EP11790853A. 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 | Apr 17, 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 | US2006083395 |
| DESCRIPTION | US2010202642 |
| DESCRIPTION | WO2010016925 |
| INTERNATIONAL-SEARCH-REPORT | EP1594344 |
| INTERNATIONAL-SEARCH-REPORT | EP1830602 |
| OPPOSITION | EP1594344 |
| OPPOSITION | EP1830602 |
| OPPOSITION | EP2234414 |
| OPPOSITION | US4289143 |
| OPPOSITION | US4596902 |
| OPPOSITION | US7398166 |
| OPPOSITION | WO2006044644 |
| OPPOSITION | WO2009059058 |
| OPPOSITION | WO2010016925 |
| OPPOSITION | WO9720501 |
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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Dec 22, 2023
Dec 22, 2023
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Dec 15, 2023
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Dec 7, 2023
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Dec 4, 2023
(Electronic) Receipt
Appeal
Dec 4, 2023
(Electronic) Receipt
Appeal
Dec 4, 2023
Dec 4, 2023
Nov 15, 2023
Nov 10, 2023
(Electronic) Receipt
Appeal
Nov 10, 2023
Nov 10, 2023
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Nov 7, 2023
Nov 6, 2023
(Electronic) Receipt
Appeal
Nov 6, 2023
Nov 6, 2023
Nov 2, 2023
(Electronic) Receipt
Appeal
Nov 2, 2023
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Sep 26, 2023
(Electronic) Receipt
Appeal
Sep 26, 2023
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Nov 21, 2022
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Nov 16, 2022
Sep 10, 2021
Sep 6, 2021
(Electronic) Receipt
Appeal
Sep 6, 2021
Sep 6, 2021
Sep 6, 2021
Reply to appeal
Appeal
Apr 30, 2021
Apr 26, 2021
(Electronic) Receipt
Appeal
Apr 26, 2021
Apr 26, 2021
Apr 26, 2021
Feb 26, 2021
Feb 26, 2021
Feb 19, 2021
(Electronic) Receipt
Appeal
Feb 19, 2021
Feb 19, 2021
Notice of appeal
Appeal
Dec 17, 2020
Dec 16, 2020
Dec 15, 2020
Dec 15, 2020
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Means of redress
OPPO
Dec 15, 2020
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Jul 30, 2018
Jun 21, 2018
Decision to grant a European patent
Search/Exam
Jun 7, 2018
(Electronic) Receipt
Search/Exam
Jun 7, 2018
French translation of claims
Search/Exam
Jun 7, 2018
German translation of the claims
Search/Exam
Jun 7, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 12, 2018
Submission concerning representation
Search/Exam
Feb 22, 2018
Feb 22, 2018
Feb 22, 2018
Intention to grant (signatures)
Search/Exam
Feb 22, 2018
Text intended for grant (clean copy)
Search/Exam
Feb 22, 2018
Feb 1, 2018
Examination started
Search/Exam
Sep 26, 2017
Dec 1, 2015
Submission concerning representation
Search/Exam
Jul 23, 2015
Jul 13, 2015
Jan 5, 2015
Jan 5, 2015
Amended claims with annotations
Search/Exam
Jan 5, 2015
Jan 5, 2015
Amendments received before examination
Search/Exam
Sep 3, 2014
Jul 4, 2014
Jun 27, 2014
Communication to designated inventor
Search/Exam
Jun 12, 2014
May 12, 2014
(Electronic) Receipt
Search/Exam
May 12, 2014
Request for entry into the European phase
Search/Exam
Apr 4, 2014
Information on entry into European phase
Search/Exam
May 30, 2013
Copy of the international search report
Search/Exam
May 30, 2013
Published international application - A1
Search/Exam
Jan 10, 2013
Jan 10, 2013
Jan 10, 2013
Nov 29, 2011
Abstract
PCTISA
Nov 29, 2011
Claims
PCTISA
Nov 29, 2011
Description
PCTISA
Nov 29, 2011
Drawings
PCTISA