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The patent EP3138605 was granted to MED EL Elektromedizinische Gerte on Jul 9, 2025. The application was filed on Apr 21, 2011 under application number EP16189856A. 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 |
|---|---|---|---|
| ADVANCED BIONICS | Jan 8, 2020 | SCHWAN SCHORER & PARTNER | WITHDRAWN |
| ADVANCED BIONICS | Jan 8, 2020 | SCHWAN SCHORER & PARTNER MBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20090227632 |
| DESCRIPTION | US7566296 |
| OPPOSITION | US2009005836 |
| OPPOSITION | US3527220 |
| OPPOSITION | US4352960 |
| OPPOSITION | US4615691 |
| OPPOSITION | US5507303 |
| OPPOSITION | US6077299 |
| OPPOSITION | US6761681 |
| OPPOSITION | US7266208 |
| OPPOSITION | WO03081976 |
| OPPOSITION | WO2010056751 |
| SEARCH | US2009299437 |
| SEARCH | WO03081976 |
| SEARCH | WO2010042463 |
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.
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Description
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Search/Exam
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Amended claims with annotations
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Claims
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Feb 1, 2019
French translation of claims
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German translation of the claims
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Feb 1, 2019
Letter accompanying subsequently filed items
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Jan 30, 2019
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Intention to grant (signatures)
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Jan 30, 2019
Text intended for grant (clean copy)
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Jan 30, 2019
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Annex to the communication
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Jan 22, 2019
Consultation by telephone/in person
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Jan 22, 2019
Jan 11, 2019
(Electronic) Receipt
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Amended claims with annotations
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Jan 11, 2019
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Jan 11, 2019
Examination started
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Jan 11, 2019
Letter accompanying subsequently filed items
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Sep 8, 2017
(Electronic) Receipt
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Sep 8, 2017
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Amended claims with annotations
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Sep 8, 2017
Amendments received before examination
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Sep 8, 2017
Drawings
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Sep 8, 2017
Letter accompanying subsequently filed items
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May 11, 2017
Submission concerning representation
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May 3, 2017
Communication to designated inventor
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Apr 12, 2017
(Electronic) Receipt
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Apr 12, 2017
Letter concerning the inventor
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Mar 13, 2017
Feb 8, 2017
Notification of forthcoming publication
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Feb 8, 2017
Refund of fees
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Feb 3, 2017
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European search opinion
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Feb 3, 2017
European search report
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Feb 3, 2017
Information on Search Strategy
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Jan 31, 2017
Jan 25, 2017
Search started
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Jan 2, 2017
Letter which had not been notified
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Nov 14, 2016
Communication to designated inventor
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Nov 14, 2016
Communication to designated inventor
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Sep 21, 2016
Abstract
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Sep 21, 2016
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Claims
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Sep 21, 2016
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Sep 21, 2016
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Sep 21, 2016
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Request for grant of a European patent
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Nov 17, 2011