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The patent EP3682965 was granted to Suncoal Industries on Apr 12, 2023. The application was filed on Nov 18, 2016 under application number EP20160400A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| STORA ENSO OYJ | Jan 12, 2024 | STEINRUD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102008050966 |
| DESCRIPTION | EP2223928 |
| DESCRIPTION | WO2010043562 |
| DESCRIPTION | WO2014096544 |
| DESCRIPTION | WO2014122163 |
| OPPOSITION | WO2015025076 |
| OTHER | US2012103040 |
| OTHER | WO2010112230 |
| OTHER | WO2015018944 |
| SEARCH | EP2130893 |
| SEARCH | EP2479223 |
| SEARCH | EP2937388 |
| SEARCH | WO2015018944 |
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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Nov 5, 2025
Nov 5, 2025
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Means of redress
OPPO
Aug 1, 2025
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Apr 25, 2023
Mar 16, 2023
Decision to grant a European patent
Search/Exam
Mar 1, 2023
(Electronic) Receipt
Search/Exam
Mar 1, 2023
English translation of the claims
Search/Exam
Mar 1, 2023
Filing of the translations of the claims
Search/Exam
Mar 1, 2023
French translation of claims
Search/Exam
Jan 19, 2023
Jan 19, 2023
Jan 19, 2023
Jan 19, 2023
Intention to grant (signatures)
Search/Exam
Jan 19, 2023
Text intended for grant (clean copy)
Search/Exam
Jan 19, 2023
Sep 27, 2022
(Electronic) Receipt
Search/Exam
Sep 27, 2022
Amended description with annotations
Search/Exam
Sep 27, 2022
Description
Search/Exam
Sep 27, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 27, 2022
Jun 29, 2022
Annex to the communication
Search/Exam
Jun 29, 2022
Communication from the Examining Division
Search/Exam
Mar 30, 2022
(Electronic) Receipt
Search/Exam
Mar 30, 2022
Claims
Search/Exam
Mar 30, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 30, 2022
Feb 4, 2022
Annex to the communication
Search/Exam
Feb 4, 2022
Communication from the Examining Division
Search/Exam
Nov 9, 2021
(Electronic) Receipt
Search/Exam
Nov 9, 2021
Amended claims with annotations
Search/Exam
Nov 9, 2021
Claims
Search/Exam
Nov 9, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 9, 2021
Oct 6, 2021
Oct 6, 2021
Sep 24, 2021
(Electronic) Receipt
Search/Exam
Sep 24, 2021
Sep 24, 2021
Sep 2, 2021
Aug 30, 2021
(Electronic) Receipt
Search/Exam
Aug 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 30, 2021
May 17, 2021
(Electronic) Receipt
Search/Exam
May 17, 2021
Annex
Search/Exam
May 17, 2021
Citation filed by a third party
Search/Exam
May 17, 2021
Citation filed by a third party
Search/Exam
May 17, 2021
Citation filed by a third party
Search/Exam
May 17, 2021
Letter accompanying subsequently filed items
Search/Exam
May 17, 2021
Non-patent literature filed by a third party
Search/Exam
May 17, 2021
May 7, 2021
May 7, 2021
Apr 30, 2021
Annex to the communication
Search/Exam
Apr 30, 2021
Communication from the Examining Division
Search/Exam
Apr 29, 2021
Apr 29, 2021
Observations by third parties
Search/Exam
Apr 12, 2021
Examination started
Search/Exam
Apr 7, 2021
(Electronic) Receipt
Search/Exam
Apr 7, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 7, 2021
Feb 17, 2021
Feb 2, 2021
Feb 2, 2021
Jan 27, 2021
(Electronic) Receipt
Search/Exam
Jan 27, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 27, 2021
Observations by third parties
Search/Exam
Jan 22, 2021
(Electronic) Receipt
Search/Exam
Jan 22, 2021
Jan 22, 2021
Amended claims with annotations
Search/Exam
Jan 22, 2021
Amendments received before examination
Search/Exam
Jan 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 22, 2021
Written request for examination
Search/Exam
Jul 27, 2020
Jul 8, 2020
Jun 30, 2020
(Electronic) Receipt
Search/Exam
Jun 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 30, 2020
Jun 24, 2020
Notification of forthcoming publication
Search/Exam
Jun 23, 2020
Jun 23, 2020
European search opinion
Search/Exam
Jun 23, 2020
European search report
Search/Exam
Jun 23, 2020
Information on Search Strategy
Search/Exam
Jun 11, 2020
Search started
Search/Exam
Apr 24, 2020
Communication to designated inventor
Search/Exam
Apr 24, 2020
Communication to designated inventor
Search/Exam
Mar 2, 2020
Abstract
Search/Exam
Mar 2, 2020
Mar 2, 2020
Annex
Search/Exam
Mar 2, 2020
Claims
Search/Exam
Mar 2, 2020
Description
Search/Exam
Mar 2, 2020
Designation of inventor
Search/Exam
Mar 2, 2020
Drawings
Search/Exam
Mar 2, 2020
Request for grant of a European patent
Search/Exam
Jun 14, 2017
Jun 14, 2017
Jun 14, 2017
Jun 14, 2017