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The patent EP3230463 was granted to Apalta Patents O on Jul 16, 2025. The application was filed on Dec 9, 2015 under application number EP15866602A. 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 |
|---|---|---|---|
| UPM KYMMENE | Feb 23, 2023 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2014034260 |
| DESCRIPTION | US4048341 |
| DESCRIPTION | US4182780 |
| DESCRIPTION | US5693296 |
| DESCRIPTION | WO2010056940 |
| INTERNATIONAL-SEARCH-REPORT | KR20100123093 |
| INTERNATIONAL-SEARCH-REPORT | KR20110046090 |
| INTERNATIONAL-SEARCH-REPORT | KR20130115577 |
| INTERNATIONAL-SEARCH-REPORT | KR20140072866 |
| INTERNATIONAL-SEARCH-REPORT | US2012125324 |
| INTERNATIONAL-SEARCH-REPORT | US2012214205 |
| OPPOSITION | US2006280663 |
| OPPOSITION | US2014262727 |
| OPPOSITION | US3819292 |
| OPPOSITION | US7976259 |
| OPPOSITION | WO2010056940 |
| SEARCH | US2013071903 |
| SEARCH | WO2010056940 |
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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Jun 20, 2025
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Refund of fees
Appeal
Apr 22, 2025
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Apr 17, 2025
(Electronic) Receipt
Appeal
Apr 17, 2025
Apr 17, 2025
Withdrawal of an appeal
Appeal
Mar 12, 2025
Mar 7, 2025
(Electronic) Receipt
Appeal
Mar 7, 2025
Mar 7, 2025
Feb 27, 2025
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Feb 21, 2025
(Electronic) Receipt
Appeal
Feb 21, 2025
Feb 21, 2025
Notice of appeal
Appeal
Dec 23, 2024
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Means of redress
OPPO
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Feb 7, 2024
(Electronic) Receipt
Search/Exam
Feb 7, 2024
Annexes in respect of a client data request
Search/Exam
Feb 7, 2024
Letter accompanying subsequently filed items
Search/Exam
Feb 7, 2024
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Decision to grant a European patent
Search/Exam
Apr 19, 2022
(Electronic) Receipt
Search/Exam
Apr 19, 2022
Filing of the translations of the claims
Search/Exam
Apr 19, 2022
French translation of claims
Search/Exam
Apr 19, 2022
German translation of the claims
Search/Exam
Apr 19, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 6, 2021
Dec 6, 2021
Dec 6, 2021
Intention to grant (signatures)
Search/Exam
Dec 6, 2021
Text intended for grant (clean copy)
Search/Exam
Dec 6, 2021
Sep 20, 2021
Document concerning representation
Search/Exam
Jul 14, 2020
(Electronic) Receipt
Search/Exam
Jul 14, 2020
Amended claims with annotations
Search/Exam
Jul 14, 2020
Amended description with annotations
Search/Exam
Jul 14, 2020
Claims
Search/Exam
Jul 14, 2020
Description
Search/Exam
Jul 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 14, 2020
May 19, 2020
Annex to the communication
Search/Exam
May 19, 2020
Communication from the Examining Division
Search/Exam
May 13, 2020
Examination started
Search/Exam
Jan 30, 2019
(Electronic) Receipt
Search/Exam
Jan 30, 2019
Jan 30, 2019
Amended claims with annotations
Search/Exam
Jan 30, 2019
Amendments received before examination
Search/Exam
Jan 30, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 20, 2018
Jul 4, 2018
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European search opinion
Search/Exam
Jul 4, 2018
Information on Search Strategy
Search/Exam
Jul 4, 2018
Jul 4, 2018
Supplementary European search report
Search/Exam
Jun 21, 2018
Search started
Search/Exam
Jan 29, 2018
(Electronic) Receipt
Search/Exam
Jan 29, 2018
Jan 29, 2018
Amendments received before examination
Search/Exam
Jan 29, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2017
Jul 18, 2017
Jul 14, 2017
Communication to designated inventor
Search/Exam
Jun 27, 2017
Jun 20, 2017
(Electronic) Receipt
Search/Exam
Jun 20, 2017
Matter concerning the application
Search/Exam
Jun 20, 2017
Request for entry into the European phase
Search/Exam
Apr 21, 2017
Information on entry into European phase
Search/Exam
Jul 5, 2016
Jun 16, 2016
Copy of the international search report
Search/Exam
Jun 16, 2016
Published international application - A1
Search/Exam