The weekly litigation news digest is live. Subscribe now
The patent EP2828484 was granted to Alstom Technology on Oct 9, 2024. The application was filed on Mar 21, 2013 under application number EP13714573A. 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 | Feb 6, 2020 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1319803 |
| DESCRIPTION | US5688104 |
| EXAMINATION | EP2258925 |
| EXAMINATION | US3191908 |
| EXAMINATION | US5246340 |
| INTERNATIONAL-SEARCH-REPORT | EP0447320 |
| INTERNATIONAL-SEARCH-REPORT | EP0806546 |
| INTERNATIONAL-SEARCH-REPORT | EP2107215 |
| INTERNATIONAL-SEARCH-REPORT | EP2228517 |
| INTERNATIONAL-SEARCH-REPORT | JP2002242607 |
| OPPOSITION | DE69718673T |
| OPPOSITION | EP0899425 |
| OPPOSITION | EP1197635 |
| OPPOSITION | EP1314855 |
| OPPOSITION | EP1895102 |
| OPPOSITION | EP2136034 |
| OPPOSITION | GB2395232 |
| OPPOSITION | JPH1073004 |
| OPPOSITION | US2002106275 |
| OPPOSITION | US2006280607 |
| OPPOSITION | US5246340 |
| OPPOSITION | US5660524 |
| OPPOSITION | WO0012868 |
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
Sep 12, 2024
Sep 12, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
May 29, 2024
May 29, 2024
May 29, 2024
May 22, 2024
May 22, 2024
May 8, 2024
May 8, 2024
May 8, 2024
Apr 24, 2024
Apr 24, 2024
Apr 24, 2024
Mar 25, 2024
Mar 20, 2024
(Electronic) Receipt
Appeal
Mar 20, 2024
Mar 20, 2024
Feb 22, 2024
Feb 19, 2024
(Electronic) Receipt
Appeal
Feb 19, 2024
Feb 19, 2024
Feb 13, 2024
Feb 8, 2024
(Electronic) Receipt
Appeal
Feb 8, 2024
Feb 8, 2024
Feb 6, 2024
Feb 6, 2024
Feb 6, 2024
Feb 6, 2024
Sep 7, 2023
Aug 31, 2023
Jul 12, 2023
Jul 6, 2023
(Electronic) Receipt
Appeal
Jul 6, 2023
Jul 6, 2023
Jul 5, 2023
Jun 30, 2023
(Electronic) Receipt
Appeal
Jun 30, 2023
Advice of delivery
Appeal
Jun 30, 2023
Jun 30, 2023
Jun 14, 2023
Jun 14, 2023
Jun 9, 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 2, 2022
Apr 20, 2022
(Electronic) Receipt
Appeal
Apr 20, 2022
Apr 20, 2022
Reply to appeal
Appeal
Mar 8, 2022
Dec 15, 2021
Nov 30, 2021
(Electronic) Receipt
Appeal
Nov 30, 2021
Nov 30, 2021
Nov 30, 2021
Drawings
Appeal
Nov 30, 2021
Nov 30, 2021
Aug 5, 2021
Aug 5, 2021
Aug 3, 2021
Jul 23, 2021
(Electronic) Receipt
Appeal
Jul 23, 2021
Jul 23, 2021
Notice of appeal
Appeal
Jul 22, 2021
Jul 21, 2021
Jul 21, 2021
Jul 21, 2021
Jul 21, 2021
Jul 21, 2021
Jul 21, 2021
Jul 6, 2021
Jul 2, 2021
Jul 2, 2021
Jul 2, 2021
Jul 1, 2021
May 14, 2021
May 10, 2021
May 5, 2021
May 5, 2021
May 5, 2021
Apr 29, 2021
Apr 29, 2021
Apr 29, 2021
Mar 26, 2021
Mar 19, 2021
Mar 19, 2021
Feb 17, 2021
Feb 17, 2021
Feb 17, 2021
Feb 16, 2021
Refund of fees
OPPO
Feb 10, 2021
Feb 10, 2021
Feb 4, 2021
Feb 4, 2021
Feb 4, 2021
Jan 19, 2021
Jan 19, 2021
Nov 19, 2020
Nov 3, 2020
Oct 26, 2020
Oct 26, 2020
Oct 26, 2020
Jul 10, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jun 26, 2020
Authorisation
OPPO
Feb 25, 2020
Feb 25, 2020
Feb 11, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
May 20, 2019
Apr 11, 2019
Decision to grant a European patent
Search/Exam
Mar 20, 2019
Mar 20, 2019
Mar 20, 2019
Intention to grant (signatures)
Search/Exam
Mar 20, 2019
Text intended for grant (clean copy)
Search/Exam
Mar 20, 2019
Mar 11, 2019
(Electronic) Receipt
Search/Exam
Mar 11, 2019
Amended claims with annotations
Search/Exam
Mar 11, 2019
Claims
Search/Exam
Mar 11, 2019
English translation of the claims
Search/Exam
Mar 11, 2019
French translation of claims
Search/Exam
Mar 11, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 11, 2019
Nov 16, 2018
Nov 16, 2018
Nov 16, 2018
Intention to grant (signatures)
Search/Exam
Nov 16, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 16, 2018
Sep 4, 2017
(Electronic) Receipt
Search/Exam
Sep 4, 2017
Amended description with annotations
Search/Exam
Sep 4, 2017
Description
Search/Exam
Sep 4, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 4, 2017
May 3, 2017
Annex to the communication
Search/Exam
May 3, 2017
Communication from the Examining Division
Search/Exam
Apr 26, 2017
Apr 6, 2017
Authorisation
Search/Exam
Apr 6, 2017
Authorisation
Search/Exam
Mar 28, 2017
Examination started
Search/Exam
Feb 8, 2017
Payment of fees and costs
Search/Exam
Feb 8, 2017
Jul 19, 2016
Jul 19, 2016
Jul 11, 2016
Feb 11, 2016
Feb 8, 2016
Feb 2, 2016
Nov 10, 2015
Submission concerning representation
Search/Exam
May 12, 2015
(Electronic) Receipt
Search/Exam
May 12, 2015
May 12, 2015
Amended claims with annotations
Search/Exam
May 12, 2015
May 12, 2015
Amended description with annotations
Search/Exam
May 12, 2015
Amendments received before examination
Search/Exam
May 12, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2015
Apr 17, 2015
Submission concerning representation
Search/Exam
Jan 8, 2015
Nov 7, 2014
Nov 5, 2014
Oct 29, 2014
Priority search results copy provided by EPO
Search/Exam
Oct 27, 2014
Communication to designated inventor
Search/Exam
Oct 27, 2014
Communication to designated inventor
Search/Exam
Oct 8, 2014
Sep 8, 2014
(Electronic) Receipt
Search/Exam
Sep 8, 2014
Sep 8, 2014
Sep 8, 2014
General authorisation
Search/Exam
Sep 8, 2014
Request for entry into the European phase
Search/Exam
Jul 30, 2014
Information on entry into European phase
Search/Exam
Sep 26, 2013
Copy of the international search report
Search/Exam
Sep 26, 2013
May 8, 2013
May 8, 2013
May 8, 2013
Mar 21, 2013
(Electronic) Receipt
PCTRO
Mar 21, 2013
Abstract
PCTRO
Mar 21, 2013
Claims
PCTRO
Mar 21, 2013
Description
PCTRO
Mar 21, 2013
Drawings
PCTRO
Mar 21, 2013
Mar 21, 2013