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The patent EP2479407 was granted to Mitsubishi Heavy Industries on Sep 11, 2024. The application was filed on Apr 30, 2010 under application number EP10816814A. 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 |
|---|---|---|---|
| ANSALDO ENERGIA SWITZERLAND | May 11, 2018 | DREISS PATENTANWALTE PARTG MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2009214815 |
| DESCRIPTION | JPH0739455 |
| DESCRIPTION | JPH09168931 |
| INTERNATIONAL-SEARCH-REPORT | JPH09210361 |
| INTERNATIONAL-SEARCH-REPORT | JPH0979577 |
| INTERNATIONAL-SEARCH-REPORT | JPH10196959 |
| OPPOSITION | EP2256318 |
| OPPOSITION | WO2009119149 |
| SEARCH | JPH08210642 |
| SEARCH | JPH10231737 |
| SEARCH | US5224824 |
| SEARCH | US5911680 |
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
Feb 1, 2024
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(Electronic) Receipt
Appeal
Jan 9, 2024
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(Electronic) Receipt
Appeal
Jan 2, 2024
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May 9, 2023
Advice of delivery
Appeal
Apr 28, 2023
Apr 28, 2023
Apr 24, 2023
Apr 24, 2023
Jun 7, 2021
Dec 9, 2020
Dec 3, 2020
(Electronic) Receipt
Appeal
Dec 3, 2020
Dec 3, 2020
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Dec 3, 2020
Reply to appeal
Appeal
Jul 27, 2020
Jul 22, 2020
(Electronic) Receipt
Appeal
Jul 22, 2020
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May 28, 2020
May 22, 2020
(Electronic) Receipt
Appeal
May 22, 2020
May 22, 2020
Notice of appeal
Appeal
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Means of redress
OPPO
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Claims
OPPO
Sep 27, 2019
Claims
OPPO
Sep 27, 2019
Claims
OPPO
Sep 27, 2019
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Authorisation
OPPO
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Aug 17, 2017
Jul 20, 2017
Decision to grant a European patent
Search/Exam
Jun 20, 2017
Jun 2, 2017
Filing of the translations of the claims
Search/Exam
Jun 2, 2017
French translation of claims
Search/Exam
Jun 2, 2017
German translation of the claims
Search/Exam
Jun 2, 2017
Payment of fees and costs
Search/Exam
Mar 7, 2017
Mar 7, 2017
Mar 7, 2017
Intention to grant (signatures)
Search/Exam
Mar 7, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 7, 2017
Feb 15, 2017
Examination started
Search/Exam
Oct 25, 2016
Oct 25, 2016
Amended claims with annotations
Search/Exam
Oct 25, 2016
Oct 25, 2016
Amended description with annotations
Search/Exam
Oct 25, 2016
Oct 25, 2016
Amendments received before examination
Search/Exam
Oct 25, 2016
Maintenance of the application
Search/Exam
Apr 26, 2016
Apr 8, 2016
Apr 8, 2016
European search opinion
Search/Exam
Apr 8, 2016
Information on Search Strategy
Search/Exam
Apr 8, 2016
Supplementary European search report
Search/Exam
Apr 1, 2016
Search started
Search/Exam
Mar 17, 2015
Mar 11, 2015
Feb 27, 2015
Feb 16, 2015
Payment of fees and costs
Search/Exam
Feb 16, 2015
Jun 27, 2012
Notification of forthcoming publication
Search/Exam
Apr 25, 2012
Apr 24, 2012
Apr 12, 2012
Feb 22, 2012
(Electronic) Receipt
Search/Exam
Feb 22, 2012
Abstract
Search/Exam
Feb 22, 2012
Claims
Search/Exam
Feb 22, 2012
Description
Search/Exam
Feb 22, 2012
Drawings
Search/Exam
Feb 22, 2012
Modified abstract
Search/Exam
Feb 22, 2012
Request for entry into the European phase
Search/Exam
Jan 27, 2012
Information on entry into European phase
Search/Exam
Apr 13, 2011
Mar 24, 2011
Copy of the international search report
Search/Exam
Mar 24, 2011
Mar 24, 2011
International publication pamphlet
Search/Exam