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The patent EP2977107 was granted to Metso Minerals on Jun 14, 2017. The application was filed on Feb 15, 2011 under application number EP15182626A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| THYSSENKRUPP INDUSTRIAL SOLUTIONS | Jul 17, 2018 | TETZNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE19625438 |
| OPPOSITION | DE2303984 |
| OPPOSITION | DE2758435 |
| OPPOSITION | EP0419423 |
| OPPOSITION | EP0480321 |
| OPPOSITION | US2008210145 |
| OPPOSITION | US2564020 |
| OPPOSITION | WO2004087324 |
| SEARCH | DE102008060459 |
| SEARCH | EP1110625 |
| SEARCH | WO2006051165 |
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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Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Dec 16, 2022
Dec 16, 2022
Dec 16, 2022
Dec 7, 2022
(Electronic) Receipt
Appeal
Dec 7, 2022
Dec 7, 2022
Dec 7, 2022
Dec 7, 2022
Nov 29, 2022
Nov 28, 2022
(Electronic) Receipt
Appeal
Nov 28, 2022
Nov 28, 2022
Oct 17, 2022
Oct 17, 2022
Oct 17, 2022
Oct 12, 2022
(Electronic) Receipt
Appeal
Oct 12, 2022
Oct 12, 2022
Oct 10, 2022
Oct 5, 2022
(Electronic) Receipt
Appeal
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Description
Appeal
Oct 5, 2022
Oct 5, 2022
Apr 19, 2022
Apr 12, 2022
(Electronic) Receipt
Appeal
Apr 12, 2022
Apr 12, 2022
Apr 12, 2022
Mar 16, 2022
Mar 16, 2022
Mar 16, 2022
Mar 11, 2022
Mar 10, 2022
Nov 30, 2020
Nov 25, 2020
(Electronic) Receipt
Appeal
Nov 25, 2020
Nov 25, 2020
Sep 11, 2020
Sep 8, 2020
(Electronic) Receipt
Appeal
Sep 8, 2020
Sep 8, 2020
Sep 8, 2020
Sep 8, 2020
Sep 8, 2020
Jun 16, 2020
Jun 10, 2020
(Electronic) Receipt
Appeal
Jun 10, 2020
Jun 10, 2020
Jun 10, 2020
Jun 10, 2020
Claims
Appeal
Jun 10, 2020
Description
Appeal
Jun 10, 2020
Jun 10, 2020
Reply to appeal
Appeal
Feb 26, 2020
Feb 18, 2020
(Electronic) Receipt
Appeal
Feb 18, 2020
Feb 18, 2020
Jan 13, 2020
Jan 13, 2020
Jan 8, 2020
(Electronic) Receipt
Appeal
Jan 8, 2020
Jan 8, 2020
Notice of appeal
Appeal
Dec 4, 2019
Nov 18, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Means of redress
OPPO
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Oct 17, 2019
Aug 19, 2019
Aug 19, 2019
Aug 13, 2019
Aug 13, 2019
Aug 13, 2019
Aug 13, 2019
Aug 13, 2019
Dec 13, 2018
Dec 12, 2018
Dec 3, 2018
Dec 3, 2018
Nov 29, 2018
Nov 29, 2018
Nov 29, 2018
Oct 12, 2018
Oct 9, 2018
Oct 9, 2018
Oct 9, 2018
Aug 8, 2018
Aug 7, 2018
Communication of amended entries
Search/Exam
Aug 3, 2018
Aug 3, 2018
Aug 3, 2018
Aug 3, 2018
Claims
OPPO
Aug 3, 2018
Description
OPPO
Aug 3, 2018
Aug 3, 2018
Aug 3, 2018
Jul 20, 2018
Request for change of name -opponent
Search/Exam
Jul 17, 2018
Annexes in respect of a client data request
Search/Exam
Jul 17, 2018
Annexes in respect of a client data request
Search/Exam
Jul 17, 2018
Request for change of name -opponent
Search/Exam
Jul 9, 2018
Jul 9, 2018
Jul 3, 2018
Jul 3, 2018
Jul 3, 2018
Mar 26, 2018
Mar 26, 2018
Mar 9, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Jun 15, 2017
May 18, 2017
Decision to grant a European patent
Search/Exam
May 5, 2017
(Electronic) Receipt
Search/Exam
May 5, 2017
Filing of the translations of the claims
Search/Exam
May 5, 2017
French translation of claims
Search/Exam
May 5, 2017
German translation of the claims
Search/Exam
May 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 27, 2017
Feb 9, 2017
Jan 20, 2017
Jan 20, 2017
Jan 20, 2017
Intention to grant (signatures)
Search/Exam
Jan 20, 2017
Text intended for grant (clean copy)
Search/Exam
Jan 20, 2017
Dec 12, 2016
Examination started
Search/Exam
Jun 6, 2016
(Electronic) Receipt
Search/Exam
Jun 6, 2016
Jun 6, 2016
Amended claims with annotations
Search/Exam
Jun 6, 2016
Jun 6, 2016
Amendments received before examination
Search/Exam
Jun 6, 2016
Letter accompanying subsequently filed items
Search/Exam
Feb 1, 2016
Jan 19, 2016
Refund of fees
Search/Exam
Jan 8, 2016
Jan 8, 2016
European search opinion
Search/Exam
Jan 8, 2016
European search report
Search/Exam
Jan 8, 2016
Information on Search Strategy
Search/Exam
Jan 7, 2016
Notification of forthcoming publication
Search/Exam
Dec 16, 2015
Search started
Search/Exam
Oct 20, 2015
Communication to designated inventor
Search/Exam
Oct 20, 2015
Communication to designated inventor
Search/Exam
Oct 20, 2015
Communication to designated inventor
Search/Exam
Oct 20, 2015
Communication to designated inventor
Search/Exam
Aug 27, 2015
Abstract
Search/Exam
Aug 27, 2015
Aug 27, 2015
Claims
Search/Exam
Aug 27, 2015
Description
Search/Exam
Aug 27, 2015
Designation of inventor
Search/Exam
Aug 27, 2015
Drawings
Search/Exam
Aug 27, 2015