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The patent EP3043062 was granted to NTN on Jan 12, 2022. The application was filed on Sep 3, 2014 under application number EP14842258A. 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 |
|---|---|---|---|
| VESTAS WIND SYSTEMS | Jan 30, 2019 | RIBEIRO | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2005164314 |
| DESCRIPTION | JP2011185632 |
| INTERNATIONAL-SEARCH-REPORT | JP2004530825 |
| INTERNATIONAL-SEARCH-REPORT | JP2013170507 |
| INTERNATIONAL-SEARCH-REPORT | US2012139740 |
| OPPOSITION | CN102980651 |
| OPPOSITION | CN1505735 |
| OPPOSITION | EP2551519 |
| OPPOSITION | ES2380744 |
| OPPOSITION | JP2011185632 |
| OPPOSITION | US2004108729 |
| OPPOSITION | US2011148113 |
| OPPOSITION | US2012139740 |
| SEARCH | EP2003335 |
| SEARCH | EP2551519 |
| SEARCH | JP2011185632 |
| SEARCH | JP2011190762 |
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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Dec 16, 2021
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Communication of amended entries
Search/Exam
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Submission concerning representation
Search/Exam
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Decision to grant a European patent
Search/Exam
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(Electronic) Receipt
Search/Exam
Feb 21, 2018
French translation of claims
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Feb 21, 2018
German translation of the claims
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Feb 21, 2018
Letter accompanying subsequently filed items
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Intention to grant (signatures)
Search/Exam
Oct 31, 2017
Text intended for grant (clean copy)
Search/Exam
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Examination started
Search/Exam
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Amended claims with annotations
Search/Exam
Aug 18, 2017
Amendments received before examination
Search/Exam
May 2, 2017
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European search opinion
Search/Exam
Apr 12, 2017
Information on Search Strategy
Search/Exam
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Supplementary European search report
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Search started
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Jun 15, 2016
Notification of forthcoming publication
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Communication to designated inventor
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(Electronic) Receipt
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Abstract
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Claims
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Mar 14, 2016
Description
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Mar 14, 2016
Drawings
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Mar 14, 2016
Request for entry into the European phase
Search/Exam
Jan 15, 2016
Information on entry into European phase
Search/Exam
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Copy of the international search report
Search/Exam
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International publication pamphlet
Search/Exam