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The patent EP3141739 was granted to Alstom Renewable on Mar 15, 2023. The application was filed on Sep 14, 2015 under application number EP15290230A. 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 |
|---|---|---|---|
| VOITH PATENT | Oct 6, 2020 | - | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | JP2001165024 |
| OPPOSITION | JPH11324888 |
| OPPOSITION | JPS5372942 |
| OPPOSITION | JPS557916B |
| OPPOSITION | JPS56107972 |
| OPPOSITION | JPS57181974 |
| OPPOSITION | JPS58106180 |
| OPPOSITION | JPS63277870 |
| OPPOSITION | US3658436 |
| OPPOSITION | US3682563 |
| SEARCH | JP2001165024 |
| SEARCH | JPH11324888 |
| SEARCH | JPS557916 |
| SEARCH | JPS57181974 |
| SEARCH | JPS58106180 |
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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Feb 16, 2023
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OPPO
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Refund of fees
Appeal
Sep 12, 2022
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(Electronic) Receipt
Appeal
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Withdrawal of an appeal
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Decision to grant a European patent
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(Electronic) Receipt
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Amended claims with annotations
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Nov 5, 2019
Claims
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Nov 5, 2019
French translation of claims
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German translation of the claims
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Nov 5, 2019
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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(Electronic) Receipt
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May 15, 2019
Amended claims with annotations
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Amended description with annotations
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May 15, 2019
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May 15, 2019
Description
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Letter accompanying subsequently filed items
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Annex to the communication
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Jan 25, 2019
Communication from the Examining Division
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Nov 26, 2018
(Electronic) Receipt
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Nov 26, 2018
Amended claims with annotations
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Nov 26, 2018
Claims
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Nov 26, 2018
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Aug 14, 2018
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Annex to the communication
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May 16, 2018
Communication from the Examining Division
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May 9, 2018
Examination started
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Sep 14, 2017
(Electronic) Receipt
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Amended claims with annotations
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Sep 14, 2017
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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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Information on Search Strategy
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Communication to designated inventor
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Jan 15, 2016
Letter accompanying subsequently filed items
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Jan 15, 2016
Letter concerning the inventor
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Letter which had not been notified
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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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Nov 10, 2015
Submission concerning representation
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Sep 29, 2015
Payment of fees and costs
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Sep 14, 2015
Abstract
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Sep 14, 2015
Abstract
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Sep 14, 2015
Claims
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Sep 14, 2015
Claims
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Sep 14, 2015
Description
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Sep 14, 2015
Description
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Designation of inventor
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Designation of inventor
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Sep 14, 2015
Drawings
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Sep 14, 2015
Drawings
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Sep 14, 2015
Matter concerning the application
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Sep 14, 2015
Matter concerning the application
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Sep 14, 2015
Request for grant of a European patent
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Sep 14, 2015
Request for grant of a European patent
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