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The patent EP1835784 was granted to Starkey Laboratories on Dec 23, 2020. The application was filed on Mar 6, 2007 under application number EP07250920A. 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 | May 2, 2018 | AERA | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20060276793 |
| DESCRIPTION | US20060743481 |
| DESCRIPTION | US2004190739 |
| OPPOSITION | US2004066944 |
| OPPOSITION | US4972487 |
| OPPOSITION | WO0154456 |
| SEARCH | EP0396831 |
| SEARCH | US2004190739 |
| SEARCH | US2005129262 |
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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Nov 26, 2020
Nov 26, 2020
Nov 23, 2020
Nov 16, 2020
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Aug 5, 2020
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Jul 27, 2020
Refund of fees
Appeal
Jul 27, 2020
Refund of fees
Appeal
Jul 23, 2020
Jul 23, 2020
Jul 22, 2020
Jun 30, 2020
Jun 30, 2020
Jun 26, 2020
(Electronic) Receipt
Appeal
Jun 26, 2020
Jun 26, 2020
Withdrawal of an appeal
Appeal
Jun 25, 2020
(Electronic) Receipt
Appeal
Jun 25, 2020
Jun 25, 2020
Withdrawal of an appeal
Appeal
Jun 3, 2020
Jun 3, 2020
Jun 3, 2020
Jun 3, 2020
May 26, 2020
(Electronic) Receipt
Appeal
May 26, 2020
May 26, 2020
Notice of appeal
Appeal
May 20, 2020
(Electronic) Receipt
Appeal
May 20, 2020
May 20, 2020
Notice of appeal
Appeal
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OPPO
Mar 16, 2020
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Claims
OPPO
Jan 13, 2020
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Claims
OPPO
Jan 10, 2020
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Claims
OPPO
Nov 29, 2019
Claims
OPPO
Nov 29, 2019
Claims
OPPO
Nov 29, 2019
Claims
OPPO
Nov 29, 2019
Claims
OPPO
Nov 29, 2019
Claims
OPPO
Nov 29, 2019
Claims
OPPO
Nov 29, 2019
Claims
OPPO
Nov 29, 2019
Claims
OPPO
Nov 29, 2019
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Apr 24, 2018
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Aug 2, 2017
Jul 6, 2017
Decision to grant a European patent
Search/Exam
Jun 21, 2017
(Electronic) Receipt
Search/Exam
Jun 21, 2017
French translation of claims
Search/Exam
Jun 21, 2017
German translation of the claims
Search/Exam
Jun 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 23, 2017
Mar 13, 2017
Feb 13, 2017
Feb 13, 2017
Feb 13, 2017
Intention to grant (signatures)
Search/Exam
Feb 13, 2017
Text intended for grant
Search/Exam
Dec 21, 2016
(Electronic) Receipt
Search/Exam
Dec 21, 2016
Amended claims with annotations
Search/Exam
Dec 21, 2016
Amended description with annotations
Search/Exam
Dec 21, 2016
Claims
Search/Exam
Dec 21, 2016
Description
Search/Exam
Dec 21, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2016
Aug 11, 2016
Annex to the communication
Search/Exam
Aug 11, 2016
Communication from the Examining Division
Search/Exam
Feb 25, 2016
Feb 19, 2016
(Electronic) Receipt
Search/Exam
Feb 19, 2016
Feb 19, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2014
(Electronic) Receipt
Search/Exam
Aug 12, 2014
Amended claims with annotations
Search/Exam
Aug 12, 2014
Amended description with annotations
Search/Exam
Aug 12, 2014
Claims
Search/Exam
Aug 12, 2014
Description
Search/Exam
Aug 12, 2014
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2014
Apr 4, 2014
Annex to the communication
Search/Exam
Apr 4, 2014
Communication from the Examining Division
Search/Exam
Mar 11, 2014
(Electronic) Receipt
Search/Exam
Mar 11, 2014
General enquiry
Search/Exam
Mar 11, 2014
Letter accompanying subsequently filed items
Search/Exam
Feb 11, 2013
Feb 4, 2013
Feb 1, 2012
Amended claims with annotations
Search/Exam
Feb 1, 2012
Amended description with annotations
Search/Exam
Feb 1, 2012
Claims
Search/Exam
Feb 1, 2012
Description
Search/Exam
Feb 1, 2012
Sep 27, 2011
Annex to the communication
Search/Exam
Sep 27, 2011
Communication from the Examining Division
Search/Exam
Sep 6, 2011
Sep 6, 2011
Mar 9, 2009
Submission concerning representation
Search/Exam
Mar 17, 2008
Mar 17, 2008
Mar 17, 2008
Amendments received before examination
Search/Exam
Mar 17, 2008
Annex
Search/Exam
Mar 12, 2008
Letter concerning fees and payments
Search/Exam
Sep 21, 2007
Aug 22, 2007
Notification of forthcoming publication
Search/Exam
Jun 4, 2007
Letter concerning the priority
Search/Exam
Jun 4, 2007
Priority document
Search/Exam
May 11, 2007
May 11, 2007
European search opinion
Search/Exam
May 11, 2007
European search report
Search/Exam
Mar 21, 2007
Drawings
Search/Exam
Mar 21, 2007
Matter concerning the application
Search/Exam
Mar 13, 2007
Letter concerning fees and payments
Search/Exam
Mar 6, 2007
Abstract
Search/Exam
Mar 6, 2007
Annex
Search/Exam
Mar 6, 2007
Claims
Search/Exam
Mar 6, 2007
Description
Search/Exam
Mar 6, 2007
Designation of inventor
Search/Exam
Mar 6, 2007
Request for grant of a European patent
Search/Exam