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The patent EP2796748 was granted to Aisin Seiki Kabushiki Kaisha on Apr 13, 2022. The application was filed on Apr 24, 2014 under application number EP14165817A. 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 |
|---|---|---|---|
| VALEO EMBRAYAGES | Oct 2, 2019 | 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 | JP2012193773 |
| OPPOSITION | DE102006028777 |
| OPPOSITION | EP2131063 |
| OPPOSITION | EP2151599 |
| OPPOSITION | EP2765330 |
| OPPOSITION | EP2765331 |
| OPPOSITION | FR2686667 |
| OPPOSITION | GB2331132 |
| OPPOSITION | US2001007383 |
| OPPOSITION | US2003087704 |
| OPPOSITION | US2010243400 |
| OPPOSITION | US2012234642 |
| OPPOSITION | US5352156 |
| OPPOSITION | US5975261 |
| SEARCH | DE102006028777 |
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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Decision to grant a European patent
Search/Exam
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(Electronic) Receipt
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Filing of the translations of the claims
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French translation of claims
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German translation of the claims
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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(Electronic) Receipt
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Amended claims with annotations
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Amended description with annotations
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Amendments received before examination
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Letter accompanying subsequently filed items
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Notification of forthcoming publication
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European search opinion
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European search report
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Sep 5, 2014
Search started
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Apr 24, 2014
Abstract
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Claims
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Apr 24, 2014
Description
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Apr 24, 2014
Designation of inventor
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Designation of inventor
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Designation of inventor
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Designation of inventor
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Drawings
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Apr 24, 2014
Request for grant of a European patent
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