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The patent EP2757283 was granted to Aisin AW on Mar 28, 2018. The application was originally filed on Feb 7, 2012 under application number EP14165257A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 21, 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 | JP2001082577 |
| DESCRIPTION | JPH04266651 |
| DESCRIPTION | JPH10169715 |
| DESCRIPTION | JPH1047453 |
| DESCRIPTION | US4987980 |
| DESCRIPTION | WO2010146280 |
| OPPOSITION | DE202010012465U |
| OPPOSITION | JP2001082577 |
| OPPOSITION | JP2007113661 |
| OPPOSITION | JP2008208855 |
| OPPOSITION | JPH028533 |
| OPPOSITION | JPH04266651 |
| OPPOSITION | JPH09250622 |
| OPPOSITION | JPH10169715 |
| OPPOSITION | JPH1047453 |
| OPPOSITION | US2007131506 |
| OPPOSITION | US2010133062 |
| OPPOSITION | US4279132 |
| OPPOSITION | US4987980 |
| OPPOSITION | US6050383 |
| OPPOSITION | US6056102 |
| OPPOSITION | WO2010079273 |
| OPPOSITION | WO2010146280 |
| SEARCH | JPH04266651 |
| SEARCH | JPH10169715 |
| SEARCH | JPH1047453 |
| SEARCH | US4987980 |
| SEARCH | WO2010146280 |
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 22, 2023
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(Electronic) Receipt
Appeal
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Letter accompanying subsequently filed items
Search/Exam
Dec 15, 2021
Request concerning representative opponent
Search/Exam
Nov 23, 2021
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Mar 1, 2018
Decision to grant a European patent
Search/Exam
Feb 12, 2018
(Electronic) Receipt
Search/Exam
Feb 12, 2018
Filing of the translations of the claims
Search/Exam
Feb 12, 2018
French translation of claims
Search/Exam
Feb 12, 2018
German translation of the claims
Search/Exam
Feb 12, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 4, 2017
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Intention to grant (signatures)
Search/Exam
Oct 4, 2017
Text intended for grant (clean copy)
Search/Exam
Oct 4, 2017
Aug 23, 2017
Examination started
Search/Exam
Jan 25, 2017
Jan 20, 2017
(Electronic) Receipt
Search/Exam
Jan 20, 2017
Enquiry as to the processing of the file
Search/Exam
Jan 20, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 21, 2016
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(Electronic) Receipt
Search/Exam
Jan 19, 2015
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Amended claims with annotations
Search/Exam
Jan 19, 2015
Amendments received before examination
Search/Exam
Jan 19, 2015
Letter accompanying subsequently filed items
Search/Exam
Jan 19, 2015
Matter concerning the application
Search/Exam
Jul 28, 2014
Jun 30, 2014
Submission concerning representation
Search/Exam
Jun 25, 2014
Notification of forthcoming publication
Search/Exam
Jun 11, 2014
Communication to designated inventor
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Jun 11, 2014
Communication to designated inventor
Search/Exam
Jun 10, 2014
Refund of fees
Search/Exam
May 15, 2014
May 15, 2014
European search opinion
Search/Exam
May 15, 2014
European search report
Search/Exam
May 8, 2014
Search started
Search/Exam
Apr 17, 2014
Abstract
Search/Exam
Apr 17, 2014
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Claims
Search/Exam
Apr 17, 2014
Description
Search/Exam
Apr 17, 2014
Designation of inventor
Search/Exam
Apr 17, 2014
Designation of inventor
Search/Exam
Apr 17, 2014
Drawings
Search/Exam
Apr 17, 2014
Request for grant of a European patent
Search/Exam
Sep 11, 2012