The weekly litigation news digest is live. Subscribe now
The patent EP2985412 was granted to Ansaldo Energia on Aug 13, 2025. The application was filed on Aug 13, 2015 under application number EP15180980A. 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 | Jan 2, 2023 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CN102855362 |
| OPPOSITION | DE19625865 |
| OPPOSITION | EP2551451 |
| OPPOSITION | FR2722836 |
| OPPOSITION | JP2004053524 |
| OPPOSITION | US2002009361 |
| OPPOSITION | US2010296912 |
| OPPOSITION | US2013302147 |
| OPPOSITION | US8899908 |
| OPPOSITION | WO2009083789 |
| SEARCH | EP2242910 |
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
Get instant alerts for new documents
Jul 17, 2025
Jul 17, 2025
Jul 8, 2025
Jul 8, 2025
Jul 8, 2025
Jul 8, 2025
Apr 16, 2025
Apr 16, 2025
Apr 16, 2025
Mar 13, 2025
Mar 12, 2025
Refund of fees
Appeal
Mar 7, 2025
Mar 7, 2025
Feb 18, 2025
(Electronic) Receipt
Appeal
Feb 18, 2025
Feb 18, 2025
Withdrawal of an appeal
Appeal
Jan 31, 2025
Jan 31, 2025
Jan 28, 2025
(Electronic) Receipt
Appeal
Jan 28, 2025
Notice of appeal
Appeal
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Means of redress
OPPO
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Nov 28, 2024
Oct 24, 2024
Aug 30, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 22, 2024
Aug 15, 2024
Aug 15, 2024
Aug 15, 2024
Mar 5, 2024
Feb 27, 2024
Feb 27, 2024
Feb 27, 2024
Feb 20, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Sep 7, 2023
Aug 31, 2023
Jul 10, 2023
Jul 3, 2023
Jul 3, 2023
Jul 3, 2023
Feb 21, 2023
Feb 21, 2023
Jan 10, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Nov 22, 2022
Annexes in respect of a client data request
Search/Exam
Nov 22, 2022
Annexes in respect of a client data request
Search/Exam
Nov 22, 2022
Submission concerning representation
Search/Exam
Nov 22, 2022
Submission concerning representation
Search/Exam
May 17, 2022
Apr 7, 2022
Decision to grant a European patent
Search/Exam
Mar 23, 2022
(Electronic) Receipt
Search/Exam
Mar 23, 2022
French translation of claims
Search/Exam
Mar 23, 2022
German translation of the claims
Search/Exam
Mar 23, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 23, 2021
Nov 23, 2021
Nov 23, 2021
Intention to grant (signatures)
Search/Exam
Nov 23, 2021
Text intended for grant (clean copy)
Search/Exam
Nov 23, 2021
Mar 29, 2021
(Electronic) Receipt
Search/Exam
Mar 29, 2021
Amended claims with annotations
Search/Exam
Mar 29, 2021
Claims
Search/Exam
Mar 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 29, 2021
Nov 18, 2020
Annex to the communication
Search/Exam
Nov 18, 2020
Communication from the Examining Division
Search/Exam
Nov 9, 2020
Examination started
Search/Exam
Aug 17, 2016
(Electronic) Receipt
Search/Exam
Aug 17, 2016
Aug 17, 2016
Amended claims with annotations
Search/Exam
Aug 17, 2016
Aug 17, 2016
Amendments received before examination
Search/Exam
Aug 17, 2016
Letter accompanying subsequently filed items
Search/Exam
Feb 22, 2016
Jan 20, 2016
Notification of forthcoming publication
Search/Exam
Jan 19, 2016
Refund of fees
Search/Exam
Jan 5, 2016
Jan 5, 2016
European search opinion
Search/Exam
Jan 5, 2016
European search report
Search/Exam
Jan 5, 2016
Information on Search Strategy
Search/Exam
Dec 22, 2015
Priority search results copy provided by EPO
Search/Exam
Dec 16, 2015
Search started
Search/Exam
Nov 24, 2015
Letter concerning the priority
Search/Exam
Nov 24, 2015
Priority document
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Aug 13, 2015
Abstract
Search/Exam
Aug 13, 2015
Aug 13, 2015
Claims
Search/Exam
Aug 13, 2015
Description
Search/Exam
Aug 13, 2015
Designation of inventor
Search/Exam
Aug 13, 2015
Drawings
Search/Exam
Aug 13, 2015
Request for grant of a European patent
Search/Exam
Aug 13, 2015