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The patent EP3026294 was granted to Aisin Seiki Kabushiki Kaisha on Mar 14, 2018. The application was filed on Nov 24, 2015 under application number EP15196142A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| VALEO EMBRAYAGES | Dec 14, 2018 | VALEO POWERTRAIN SYSTEMS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2009036727 |
| OPPOSITION | DE102012214362 |
| OPPOSITION | EP0259173 |
| OPPOSITION | EP0305189 |
| OPPOSITION | EP0321121 |
| OPPOSITION | EP2597331 |
| OPPOSITION | EP2902659 |
| OPPOSITION | FR2571461 |
| OPPOSITION | FR2620502 |
| OPPOSITION | FR2732426 |
| OPPOSITION | FR2767172 |
| OPPOSITION | US2008036128 |
| OPPOSITION | US2009139825 |
| OPPOSITION | WO2006035173 |
| OPPOSITION | WO2013140082 |
| OPPOSITION | WO2014034941 |
| SEARCH | EP2597331 |
| SEARCH | FR2620502 |
| SEARCH | US2009139825 |
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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Mar 26, 2018
Feb 15, 2018
Decision to grant a European patent
Search/Exam
Jan 26, 2018
Filing of the translations of the claims
Search/Exam
Jan 26, 2018
French translation of claims
Search/Exam
Jan 26, 2018
German translation of the claims
Search/Exam
Jan 25, 2018
(Electronic) Receipt
Search/Exam
Jan 25, 2018
Letter concerning fees and payments
Search/Exam
Nov 9, 2017
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Intention to grant (signatures)
Search/Exam
Nov 9, 2017
Text intended for grant (clean copy)
Search/Exam
Nov 9, 2017
Aug 31, 2017
Examination started
Search/Exam
Jan 25, 2017
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Amended claims with annotations
Search/Exam
Jan 25, 2017
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Amendments received before examination
Search/Exam
Jan 25, 2017
Payment of fees and costs
Search/Exam
Aug 1, 2016
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European search opinion
Search/Exam
Jun 23, 2016
European search report
Search/Exam
Jun 23, 2016
Information on Search Strategy
Search/Exam
Jun 8, 2016
Search started
Search/Exam
May 4, 2016
Notification of forthcoming publication
Search/Exam
Feb 2, 2016
Jan 27, 2016
Jan 15, 2016
Communication to designated inventor
Search/Exam
Jan 15, 2016
Communication to designated inventor
Search/Exam
Nov 24, 2015
Abstract
Search/Exam
Nov 24, 2015
Nov 24, 2015
Claims
Search/Exam
Nov 24, 2015
Description
Search/Exam
Nov 24, 2015
Designation of inventor
Search/Exam
Nov 24, 2015
Drawings
Search/Exam
Nov 24, 2015
Letter concerning fees and payments
Search/Exam
Nov 24, 2015
Request for grant of a European patent
Search/Exam