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The patent EP3167978 was granted to General Electric on Dec 28, 2022. The application was filed on Nov 15, 2016 under application number EP16198934A. 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 |
|---|---|---|---|
| SIEMENS ENERGY | Nov 12, 2020 | KAISER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102010036527 |
| OPPOSITION | EP0176258 |
| OPPOSITION | EP0484025 |
| OPPOSITION | EP0637476 |
| OPPOSITION | EP2204475 |
| OPPOSITION | EP2210688 |
| OPPOSITION | EP2564978 |
| OPPOSITION | EP2692462 |
| OPPOSITION | EP2716386 |
| OPPOSITION | EP2853339 |
| OPPOSITION | EP3091096 |
| OPPOSITION | GB1181278 |
| OPPOSITION | US2004200549 |
| OPPOSITION | US2009014421 |
| OPPOSITION | US2014342139 |
| OPPOSITION | US2015013934 |
| OPPOSITION | US2015275677 |
| OPPOSITION | US3342455 |
| OPPOSITION | US3847203 |
| OPPOSITION | US4540038 |
| OPPOSITION | US5611670 |
| OPPOSITION | WO2014085892 |
| OPPOSITION | WO2014093826 |
| OPPOSITION | WO2014133635 |
| OPPOSITION | WO2015080854 |
| OPPOSITION | WO2015148994 |
| SEARCH | EP2692462 |
| SEARCH | US2014342139 |
| SEARCH | WO2014093826 |
| SEARCH | WO2014133635 |
| SEARCH | WO2015148994 |
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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Description
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Decision to grant a European patent
Search/Exam
Jan 22, 2020
(Electronic) Receipt
Search/Exam
Jan 22, 2020
French translation of claims
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German translation of the claims
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Jan 22, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 26, 2019
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(Electronic) Receipt
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Nov 12, 2019
Letter accompanying subsequently filed items
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Nov 12, 2019
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Intention to grant (signatures)
Search/Exam
Sep 27, 2019
Text intended for grant (clean copy)
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Sep 27, 2019
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(Electronic) Receipt
Search/Exam
Jul 2, 2019
Amended claims with annotations
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Jul 2, 2019
Claims
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Letter accompanying subsequently filed items
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(Electronic) Receipt
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Apr 25, 2019
Letter accompanying subsequently filed items
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Feb 13, 2019
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Annex to the communication
Search/Exam
Jan 3, 2019
Communication from the Examining Division
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Dec 18, 2018
Examination started
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Nov 17, 2017
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(Electronic) Receipt
Search/Exam
Nov 16, 2017
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Amended claims with annotations
Search/Exam
Nov 16, 2017
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Amendments received before examination
Search/Exam
Nov 16, 2017
Authorisation
Search/Exam
Nov 16, 2017
Letter accompanying subsequently filed items
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Nov 14, 2017
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Notification of forthcoming publication
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Mar 30, 2017
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European search opinion
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Mar 30, 2017
European search report
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Mar 30, 2017
Information on Search Strategy
Search/Exam
Mar 22, 2017
Search started
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Feb 21, 2017
Feb 15, 2017
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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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Feb 7, 2017
Communication to designated inventor
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Nov 15, 2016
Abstract
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Nov 15, 2016
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Claims
Search/Exam
Nov 15, 2016
Description
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Nov 15, 2016
Designation of inventor
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Nov 15, 2016
Drawings
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Nov 15, 2016
Request for grant of a European patent
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