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The patent EP3206816 was granted to Siemens on Oct 9, 2024. The application was filed on Sep 21, 2015 under application number EP15775644A. 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 |
|---|---|---|---|
| MTU AERO ENGINES | Dec 23, 2020 | - | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102011011325 |
| INTERNATIONAL-SEARCH-REPORT | EP2511030 |
| INTERNATIONAL-SEARCH-REPORT | US2012201686 |
| INTERNATIONAL-SEARCH-REPORT | WO2014090907 |
| OPPOSITION | DE102009017776 |
| OPPOSITION | DE102011011325 |
| OPPOSITION | EP2511030 |
| OPPOSITION | US2002020164 |
| OPPOSITION | US2002147521 |
| OPPOSITION | US2009001058 |
| OPPOSITION | US2012201686 |
| OPPOSITION | WO2012128233 |
| OPPOSITION | WO2014090907 |
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 12, 2024
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OPPO
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Apr 15, 2020
Mar 5, 2020
Decision to grant a European patent
Search/Exam
Feb 20, 2020
(Electronic) Receipt
Search/Exam
Feb 20, 2020
French translation of claims
Search/Exam
Feb 20, 2020
German translation of the claims
Search/Exam
Feb 20, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 6, 2019
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Intention to grant (signatures)
Search/Exam
Dec 6, 2019
Text intended for grant (clean copy)
Search/Exam
Dec 6, 2019
Oct 23, 2019
Examination started
Search/Exam
Mar 28, 2019
Mar 14, 2019
(Electronic) Receipt
Search/Exam
Mar 14, 2019
Enquiry as to the processing of the file
Search/Exam
Mar 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2017
(Electronic) Receipt
Search/Exam
Dec 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2017
Matter concerning the application
Search/Exam
Jul 31, 2017
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Communication to designated inventor
Search/Exam
Jun 26, 2017
Communication to designated inventor
Search/Exam
Jun 23, 2017
May 31, 2017
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Comments on Written Opinion of ISA
Search/Exam
May 31, 2017
May 16, 2017
(Electronic) Receipt
Search/Exam
May 16, 2017
Request for entry into the European phase
Search/Exam
Mar 31, 2017
Information on entry into European phase
Search/Exam
Feb 27, 2017
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Written opinion
PCT2
Oct 17, 2016
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Oct 5, 2016
Notification of election of EPO
Search/Exam
Sep 16, 2016
Sep 7, 2016
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PCT demand form
PCT2
Sep 7, 2016
Sep 7, 2016
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Jun 14, 2016
May 26, 2016
Copy of the international search report
Search/Exam
May 26, 2016
Published international application - A1
Search/Exam
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Oct 15, 2015
Sep 21, 2015
(Electronic) Receipt
PCTRO
Sep 21, 2015
Abstract
PCTRO
Sep 21, 2015
Claims
PCTRO
Sep 21, 2015
Description
PCTRO
Sep 21, 2015
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Drawings
PCTRO
Sep 21, 2015
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