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The patent EP3497282 was granted to Westrock MWV on Jan 10, 2024. The application was filed on Aug 4, 2017 under application number EP17751962A. 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 |
|---|---|---|---|
| KEMIRA OYJ | Oct 10, 2024 | PAGE WHITE FARRER | ADMISSIBLE |
| METSA BOARD OYJ | Oct 9, 2024 | LAINE | ADMISSIBLE |
| HIGHTONE MANAGEMENT | Aug 30, 2024 | GILL JENNINGS & EVERY | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2016230343 |
| INTERNATIONAL-SEARCH-REPORT | US6548120 |
| INTERNATIONAL-SEARCH-REPORT | WO03002342 |
| INTERNATIONAL-SEARCH-REPORT | WO2010042162 |
| INTERNATIONAL-SEARCH-REPORT | WO2014005697 |
| INTERNATIONAL-SEARCH-REPORT | WO2014006269 |
| INTERNATIONAL-SEARCH-REPORT | WO2016130751 |
| OPPOSITION | CN105603814 |
| OPPOSITION | DE102014119572 |
| OPPOSITION | DE3235368 |
| OPPOSITION | EP0991815 |
| OPPOSITION | US2016340833 |
| OPPOSITION | US5989724 |
| OPPOSITION | US6548120 |
| OPPOSITION | US6740373 |
| OPPOSITION | US9175442 |
| OPPOSITION | WO03002342 |
| OPPOSITION | WO03078734 |
| OPPOSITION | WO2008100688 |
| OPPOSITION | WO2010042162 |
| OPPOSITION | WO2010052571 |
| OPPOSITION | WO2010114467 |
| OPPOSITION | WO2011088966 |
| OPPOSITION | WO2014005697 |
| OPPOSITION | WO2014006269 |
| OPPOSITION | WO2016130751 |
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.
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Description
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Dec 14, 2023
Decision to grant a European patent
Search/Exam
Dec 1, 2023
(Electronic) Receipt
Search/Exam
Dec 1, 2023
Filing of the translations of the claims
Search/Exam
Dec 1, 2023
French translation of claims
Search/Exam
Dec 1, 2023
German translation of the claims
Search/Exam
Dec 1, 2023
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jul 25, 2023
Text intended for grant (clean copy)
Search/Exam
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Annex to the communication
Search/Exam
Oct 28, 2022
Communication from the Examining Division
Search/Exam
Apr 28, 2022
Amended claims with annotations
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Apr 28, 2022
Amended description with annotations
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Apr 28, 2022
Claims
Search/Exam
Apr 28, 2022
Description
Search/Exam
Apr 28, 2022
Feb 18, 2022
Annex to the communication
Search/Exam
Feb 18, 2022
Communication from the Examining Division
Search/Exam
Oct 27, 2021
Abstract
Search/Exam
Oct 27, 2021
Abstract
Search/Exam
Oct 27, 2021
Amended claims with annotations
Search/Exam
Oct 27, 2021
Amended description with annotations
Search/Exam
Oct 27, 2021
Claims
Search/Exam
Oct 27, 2021
Description
Search/Exam
Oct 27, 2021
Jun 17, 2021
Annex to the communication
Search/Exam
Jun 17, 2021
Communication from the Examining Division
Search/Exam
Mar 8, 2021
Amended claims with annotations
Search/Exam
Mar 8, 2021
Claims
Search/Exam
Mar 8, 2021
Dec 4, 2020
Annex to the communication
Search/Exam
Dec 4, 2020
Communication from the Examining Division
Search/Exam
Oct 30, 2020
Jul 7, 2020
Annex to the communication
Search/Exam
Jul 7, 2020
Communication from the Examining Division
Search/Exam
May 28, 2020
Feb 20, 2020
Annex to the communication
Search/Exam
Feb 20, 2020
Communication from the Examining Division
Search/Exam
Feb 14, 2020
Examination started
Search/Exam
Sep 27, 2019
Sep 27, 2019
Amended claims with annotations
Search/Exam
Sep 27, 2019
Amendments received before examination
Search/Exam
May 22, 2019
Mar 19, 2019
Mar 15, 2019
Communication to designated inventor
Search/Exam
Mar 15, 2019
Communication to designated inventor
Search/Exam
Mar 4, 2019
(Electronic) Receipt
Search/Exam
Mar 4, 2019
Request for entry into the European phase
Search/Exam
Mar 4, 2019
Submission concerning representation
Search/Exam
Feb 27, 2019
Feb 15, 2019
Feb 15, 2019
Notification of the recording of a change
Search/Exam
Dec 19, 2018
Information on entry into European phase
Search/Exam
Mar 5, 2018
Feb 15, 2018
Copy of the international search report
Search/Exam
Feb 15, 2018
Published international application - A1
Search/Exam
Sep 28, 2017
ISR: cited documents
PCTISA
Sep 27, 2017
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Aug 28, 2017
Aug 14, 2017
Abstract
PCTISA
Aug 14, 2017
Annex
PCTISA
Aug 14, 2017
Claims
PCTISA
Aug 14, 2017
Description
PCTISA
Aug 14, 2017
Drawings
PCTISA
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