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The patent EP2749043 was granted to Magnatone Hearing AID on Oct 12, 2022. The application was filed on Aug 24, 2012 under application number EP12825445A. 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 |
|---|---|---|---|
| KS HIMPP | Jul 8, 2020 | SCHWAN SCHORER & PARTNER MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2008051307 |
| DESCRIPTION | WO2009125186 |
| EXAMINATION | US2005244026 |
| INTERNATIONAL-SEARCH-REPORT | US2006147071 |
| INTERNATIONAL-SEARCH-REPORT | US2008276945 |
| INTERNATIONAL-SEARCH-REPORT | US2009067661 |
| INTERNATIONAL-SEARCH-REPORT | US4972488 |
| INTERNATIONAL-SEARCH-REPORT | US5987146 |
| INTERNATIONAL-SEARCH-REPORT | US6801629 |
| INTERNATIONAL-SEARCH-REPORT | US7240765 |
| INTERNATIONAL-SEARCH-REPORT | US7889883 |
| OPPOSITION | DE10345504 |
| OPPOSITION | EP1674059 |
| OPPOSITION | EP2309779 |
| OPPOSITION | US2009034775 |
| OPPOSITION | US2009232342 |
| OPPOSITION | US2010084217 |
| OPPOSITION | WO2005041830 |
| OPPOSITION | WO2010141741 |
| SEARCH | US2002179365 |
| SEARCH | US2007183606 |
| SEARCH | US2009095307 |
| SEARCH | US4800636 |
| SEARCH | WO2008051307 |
| SEARCH | WO2009125186 |
| SEARCH | WO2011061451 |
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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Sep 15, 2022
Sep 15, 2022
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Refund of fees
Appeal
May 11, 2022
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(Electronic) Receipt
Appeal
May 5, 2022
May 5, 2022
Withdrawal of an appeal
Appeal
Apr 20, 2022
Apr 20, 2022
Apr 11, 2022
(Electronic) Receipt
Appeal
Apr 11, 2022
Apr 11, 2022
Notice of appeal
Appeal
Feb 10, 2022
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OPPO
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Oct 21, 2019
Sep 12, 2019
Decision to grant a European patent
Search/Exam
Aug 30, 2019
(Electronic) Receipt
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Aug 30, 2019
Filing of the translations of the claims
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Aug 30, 2019
French translation of claims
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Aug 30, 2019
German translation of the claims
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Aug 30, 2019
Letter accompanying subsequently filed items
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May 29, 2019
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Intention to grant (signatures)
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May 29, 2019
Text intended for grant (clean copy)
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May 29, 2019
May 8, 2019
Letter dealing with oral proceedings
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May 8, 2019
May 1, 2019
(Electronic) Receipt
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May 1, 2019
Amended claims with annotations
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May 1, 2019
Amended description with annotations
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May 1, 2019
Claims
Search/Exam
May 1, 2019
Description
Search/Exam
May 1, 2019
Letter accompanying subsequently filed items
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May 1, 2019
Letter dealing with oral proceedings
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Apr 18, 2019
Annex to the communication
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Apr 18, 2019
Consultation by telephone/in person
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Apr 18, 2019
Mar 21, 2019
(Electronic) Receipt
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Mar 21, 2019
Claims
Search/Exam
Mar 21, 2019
Claims
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Mar 21, 2019
Claims
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Mar 21, 2019
Claims
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Mar 21, 2019
Letter accompanying subsequently filed items
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Mar 21, 2019
Letter dealing with oral proceedings
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Nov 6, 2018
Advice of delivery
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Oct 25, 2018
Advice of delivery
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Oct 15, 2018
Acknowledgement of a document
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Oct 15, 2018
Annex to the communication
Search/Exam
Oct 15, 2018
Summons to attend oral proceedings
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Oct 11, 2018
Preparation for oral proceedings
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Jun 22, 2018
(Electronic) Receipt
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Jun 22, 2018
Amended claims with annotations
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Jun 22, 2018
Amended claims with annotations
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Jun 22, 2018
Amended claims with annotations
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Jun 22, 2018
Claims
Search/Exam
Jun 22, 2018
Claims
Search/Exam
Jun 22, 2018
Claims
Search/Exam
Jun 22, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 22, 2018
Feb 20, 2018
Feb 14, 2018
Annex to the communication
Search/Exam
Feb 14, 2018
Communication from the Examining Division
Search/Exam
Feb 14, 2018
Oct 29, 2017
(Electronic) Receipt
Search/Exam
Oct 29, 2017
Amended claims with annotations
Search/Exam
Oct 29, 2017
Claims
Search/Exam
Oct 29, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 29, 2017
Aug 30, 2017
Aug 24, 2017
(Electronic) Receipt
Search/Exam
Aug 24, 2017
Apr 18, 2017
Annex to the communication
Search/Exam
Apr 18, 2017
Communication from the Examining Division
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Apr 3, 2017
Examination started
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Jan 2, 2017
Oct 22, 2015
(Electronic) Receipt
Search/Exam
Oct 22, 2015
Oct 22, 2015
Amended claims with annotations
Search/Exam
Oct 22, 2015
Amendments received before examination
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Oct 22, 2015
Letter accompanying subsequently filed items
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Apr 13, 2015
Mar 26, 2015
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European search opinion
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Mar 26, 2015
Supplementary European search report
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Mar 11, 2015
Search started
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Aug 28, 2014
Payment of fees and costs
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Jun 4, 2014
Apr 8, 2014
Mar 31, 2014
Communication to designated inventor
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Mar 31, 2014
Communication to designated inventor
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Mar 21, 2014
(Electronic) Receipt
Search/Exam
Mar 21, 2014
Mar 21, 2014
Amended claims with annotations
Search/Exam
Mar 21, 2014
Matter concerning the application
Search/Exam
Mar 21, 2014
Request for entry into the European phase
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Mar 18, 2014
Jan 7, 2014
Information on entry into European phase
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Mar 19, 2013
Mar 19, 2013
Feb 28, 2013
Copy of the international search report
Search/Exam
Feb 28, 2013
Published international application - A1
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