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The patent EP2640095 was granted to Phonak on Nov 18, 2020. The application was filed on Mar 15, 2012 under application number EP12159767A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 WIDEX OTICON | Aug 7, 2018 | GUARDIAN CONSULTING IS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2009238387 |
| DESCRIPTION | US2009274314 |
| DESCRIPTION | US6035050 |
| DESCRIPTION | WO2004021740 |
| DESCRIPTION | WO2006037156 |
| DESCRIPTION | WO2008017326 |
| DESCRIPTION | WO2010083888 |
| DESCRIPTION | WO2012003855 |
| OPPOSITION | US2008063228 |
| OPPOSITION | US2010002896 |
| OPPOSITION | US2011299692 |
| OPPOSITION | WO0028783 |
| OPPOSITION | WO0028784 |
| OPPOSITION | WO0239784 |
| SEARCH | US2010002896 |
| SEARCH | WO2008017326 |
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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Oct 22, 2020
Oct 22, 2020
Oct 16, 2020
Oct 12, 2020
Oct 12, 2020
Claims
OPPO
Oct 12, 2020
Oct 12, 2020
Oct 12, 2020
Jul 16, 2020
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Jul 7, 2020
Jun 4, 2020
Refund of fees
Appeal
Jun 2, 2020
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May 26, 2020
May 26, 2020
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(Electronic) Receipt
Appeal
May 19, 2020
May 19, 2020
Withdrawal of an appeal
Appeal
Apr 29, 2020
Apr 29, 2020
Mar 27, 2020
Mar 27, 2020
Mar 19, 2020
(Electronic) Receipt
Appeal
Mar 19, 2020
Mar 19, 2020
Notice of appeal
Appeal
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Jan 13, 2020
Jan 9, 2020
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Means of redress
OPPO
Jan 9, 2020
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OPPO
Sep 30, 2019
Claims
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Sep 30, 2019
Claims
OPPO
Sep 30, 2019
Claims
OPPO
Sep 30, 2019
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OPPO
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Claims
OPPO
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Nov 15, 2017
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Decision to grant a European patent
Search/Exam
Sep 29, 2017
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Intention to grant (signatures)
Search/Exam
Sep 29, 2017
Text intended for grant (clean copy)
Search/Exam
Sep 29, 2017
Aug 25, 2017
Aug 15, 2017
Jul 24, 2017
(Electronic) Receipt
Search/Exam
Jul 24, 2017
Amended claims with annotations
Search/Exam
Jul 24, 2017
Claims
Search/Exam
Jul 24, 2017
French translation of claims
Search/Exam
Jul 24, 2017
German translation of the claims
Search/Exam
Jul 24, 2017
Apr 7, 2017
Apr 7, 2017
Apr 7, 2017
Intention to grant (signatures)
Search/Exam
Apr 7, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 7, 2017
Apr 4, 2016
Mar 30, 2016
General enquiry
Search/Exam
Aug 13, 2015
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Submission concerning representation
Search/Exam
May 7, 2014
Apr 28, 2014
Mar 26, 2014
Refund order of filing/examination fee
Search/Exam
Mar 12, 2014
Mar 12, 2014
Amended claims with annotations
Search/Exam
Mar 12, 2014
Mar 12, 2014
Amended description with annotations
Search/Exam
Mar 12, 2014
Amendments received before examination
Search/Exam
Mar 12, 2014
Sep 23, 2013
Aug 21, 2013
Notification of forthcoming publication
Search/Exam
Aug 30, 2012
Aug 30, 2012
European search opinion
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Aug 30, 2012
European search report
Search/Exam
Mar 15, 2012
Abstract
Search/Exam
Mar 15, 2012
Mar 15, 2012
Claims
Search/Exam
Mar 15, 2012
Description
Search/Exam
Mar 15, 2012
Designation of inventor
Search/Exam
Mar 15, 2012
Designation of inventor
Search/Exam
Mar 15, 2012
Drawings
Search/Exam
Mar 15, 2012
Request for grant of a European patent
Search/Exam