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The patent EP2215858 was granted to Phonak on Jul 22, 2020. The application was filed on Nov 14, 2007 under application number EP07822604A. 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 | Jul 10, 2018 | GUARDIAN CONSULTING IS | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | FR2664494 |
| INTERNATIONAL-SEARCH-REPORT | US2007217636 |
| INTERNATIONAL-SEARCH-REPORT | US3745674 |
| INTERNATIONAL-SEARCH-REPORT | WO2007113339 |
| OPPOSITION | DE19904044 |
| OPPOSITION | FR2664494 |
| OPPOSITION | US2001005420 |
| OPPOSITION | US2005094822 |
| OPPOSITION | US2007217636 |
| OPPOSITION | US2007297626 |
| OPPOSITION | US3745674 |
| OPPOSITION | WO2007113339 |
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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Jun 25, 2020
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Jun 15, 2020
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Refund of fees
Search/Exam
Apr 30, 2020
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(Electronic) Receipt
Appeal
Apr 20, 2020
Apr 20, 2020
Withdrawal of an appeal
Appeal
Feb 26, 2020
Feb 26, 2020
Feb 13, 2020
(Electronic) Receipt
Appeal
Feb 13, 2020
Feb 13, 2020
Notice of appeal
Appeal
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OPPO
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Claims
OPPO
Aug 9, 2019
Claims
OPPO
Aug 9, 2019
Claims
OPPO
Aug 9, 2019
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Oct 19, 2017
Sep 14, 2017
Decision to grant a European patent
Search/Exam
Aug 31, 2017
(Electronic) Receipt
Search/Exam
Aug 31, 2017
Filing of the translations of the claims
Search/Exam
Aug 31, 2017
French translation of claims
Search/Exam
Aug 31, 2017
German translation of the claims
Search/Exam
Aug 31, 2017
Letter accompanying subsequently filed items
Search/Exam
May 11, 2017
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Intention to grant (signatures)
Search/Exam
May 11, 2017
Text intended for grant (clean copy)
Search/Exam
May 11, 2017
Mar 24, 2017
Examination started
Search/Exam
Jul 23, 2015
Jul 13, 2015
Jul 21, 2010
(Electronic) Receipt
Search/Exam
Jul 21, 2010
Jul 21, 2010
Amendments received before examination
Search/Exam
Jul 21, 2010
Letter accompanying subsequently filed items
Search/Exam
Jul 16, 2010
Jun 23, 2010
Jun 3, 2010
May 17, 2010
(Electronic) Receipt
Search/Exam
May 17, 2010
Request for entry into the European phase
Search/Exam
Jan 9, 2009
Information on entry into European phase
Search/Exam
Sep 18, 2008
Copy of the international search report
Search/Exam
Sep 18, 2008
Mar 6, 2008
Published international application - A2
Search/Exam
Feb 20, 2008
Nov 14, 2007
(Electronic) Receipt
PCTRO
Nov 14, 2007
Abstract
PCTRO
Nov 14, 2007
Claims
PCTRO
Nov 14, 2007
Description
PCTRO
Nov 14, 2007
Drawings
PCTRO