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The patent EP2136048 was granted to Mitsubishi Heavy Industries on Dec 19, 2018. The application was filed on Oct 3, 2008 under application number EP08865902A. 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 |
|---|---|---|---|
| BORGWARNER | Sep 19, 2019 | BAUR & WEBER PATENTANWALTE PARTG MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2007056791 |
| EXAMINATION | FR2877397 |
| EXAMINATION | JPH11229886 |
| INTERNATIONAL-SEARCH-REPORT | JP2001329851 |
| INTERNATIONAL-SEARCH-REPORT | JP2006220092 |
| INTERNATIONAL-SEARCH-REPORT | JPH0335203U |
| OPPOSITION | EP1156227 |
| OPPOSITION | EP1158141 |
| OPPOSITION | EP1515021 |
| OPPOSITION | EP1691034 |
| OPPOSITION | EP1698773 |
| OPPOSITION | EP1757786 |
| OPPOSITION | FR2877397 |
| OPPOSITION | JP2001329851 |
| OPPOSITION | JP2006220092 |
| OPPOSITION | JP2007056791 |
| OPPOSITION | JPH0335203U |
| OPPOSITION | JPH11190219 |
| OPPOSITION | JPH11229886 |
| OPPOSITION | JPH11236818 |
| OTHER | FR2877397 |
| OTHER | JPH11229886 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Appeal
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Description
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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Mar 2, 2022
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Feb 23, 2022
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Notice of appeal
Appeal
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Means of redress
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Description
OPPO
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Description
OPPO
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Jan 3, 2019
Nov 22, 2018
Decision to grant a European patent
Search/Exam
Nov 8, 2018
(Electronic) Receipt
Search/Exam
Nov 8, 2018
Filing of the translations of the claims
Search/Exam
Nov 8, 2018
French translation of claims
Search/Exam
Nov 8, 2018
German translation of the claims
Search/Exam
Nov 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 21, 2018
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Intention to grant (signatures)
Search/Exam
Aug 21, 2018
Text intended for grant (clean copy)
Search/Exam
Aug 21, 2018
Jul 26, 2018
Examination started
Search/Exam
Jun 15, 2018
Jun 7, 2018
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Amended claims with annotations
Search/Exam
Dec 16, 2014
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Amended description with annotations
Search/Exam
Dec 16, 2014
Amendments received before examination
Search/Exam
Sep 26, 2014
Submission concerning representation
Search/Exam
Jul 1, 2014
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European search opinion
Search/Exam
Jun 13, 2014
Supplementary European search report
Search/Exam
May 28, 2014
Search started
Search/Exam
Apr 4, 2014
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Observations by third parties
Search/Exam
Aug 4, 2010
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Reply by International Bureau
Search/Exam
Jan 11, 2010
Enquiry with the International Bureau
Search/Exam
Nov 25, 2009
Notification of forthcoming publication
Search/Exam
Oct 21, 2009
Oct 7, 2009
Abstract
Search/Exam
Oct 7, 2009
Claims
Search/Exam
Oct 7, 2009
Description
Search/Exam
Oct 7, 2009
Drawings
Search/Exam
Oct 7, 2009
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Request for entry into the European phase
Search/Exam
Jul 22, 2009
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Copy of the international search report
Search/Exam
Jul 2, 2009
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International publication pamphlet
Search/Exam