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The patent EP3941407 was granted to Ontex on Nov 6, 2024. The application was filed on Mar 20, 2020 under application number EP20713276A. 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 |
|---|---|---|---|
| KIMBERLY CLARK WORLDWIDE | Aug 5, 2025 | DEHNS | ADMISSIBLE |
| DRYLOCK | Jul 25, 2025 | ARNOLD & SIEDSMA | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1077052 |
| DESCRIPTION | EP1078617 |
| DESCRIPTION | EP1088536 |
| DESCRIPTION | EP1267775 |
| DESCRIPTION | EP1349524 |
| DESCRIPTION | EP1959903 |
| DESCRIPTION | EP2211808 |
| DESCRIPTION | EP3190216 |
| DESCRIPTION | EP3342386 |
| DESCRIPTION | US2006184150 |
| DESCRIPTION | US2015088084 |
| DESCRIPTION | US5756039 |
| DESCRIPTION | US6503233 |
| INTERNATIONAL-SEARCH-REPORT | EP3315106 |
| INTERNATIONAL-SEARCH-REPORT | US2016074243 |
| INTERNATIONAL-SEARCH-REPORT | US2019000687 |
| OPPOSITION | CN106999317 |
| OPPOSITION | EP0539703 |
| OPPOSITION | EP2630939 |
| OPPOSITION | EP2886093 |
| OPPOSITION | EP3315106 |
| OPPOSITION | EP3342386 |
| OPPOSITION | EP3403630 |
| OPPOSITION | EP3560469 |
| OPPOSITION | JP2013052161 |
| OPPOSITION | JP2016112404 |
| OPPOSITION | JP2017108883 |
| OPPOSITION | US2007246147 |
| OPPOSITION | US2012316528 |
| OPPOSITION | US2016074243 |
| OPPOSITION | US2016206482 |
| OPPOSITION | US2017065465 |
| OPPOSITION | US2017079858 |
| OPPOSITION | US2018161217 |
| OPPOSITION | US2018256772 |
| OPPOSITION | US5433715 |
| OPPOSITION | US5562650 |
| OPPOSITION | US5836930 |
| OPPOSITION | US8979815 |
| OPPOSITION | WO2012170778 |
| OPPOSITION | WO2015084221 |
| OPPOSITION | WO2019125232 |
| OPPOSITION | WO2019158226 |
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 19, 2024
Oct 10, 2024
Decision to grant a European patent
Search/Exam
Sep 24, 2024
(Electronic) Receipt
Search/Exam
Sep 24, 2024
Filing of the translations of the claims
Search/Exam
Sep 24, 2024
French translation of claims
Search/Exam
Sep 24, 2024
German translation of the claims
Search/Exam
Jul 30, 2024
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Citation filed by a third party
Search/Exam
Jul 22, 2024
Observations by third parties
Search/Exam
Jun 19, 2024
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Jun 19, 2024
Intention to grant (signatures)
Search/Exam
Jun 19, 2024
Text intended for grant (clean copy)
Search/Exam
Jun 19, 2024
Aug 3, 2023
(Electronic) Receipt
Search/Exam
Aug 3, 2023
Amended description with annotations
Search/Exam
Aug 3, 2023
Description
Search/Exam
Aug 3, 2023
Letter accompanying subsequently filed items
Search/Exam
Aug 3, 2023
Apr 3, 2023
Annex to the communication
Search/Exam
Apr 3, 2023
Communication from the Examining Division
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Mar 16, 2023
Examination started
Search/Exam
Jun 28, 2022
(Electronic) Receipt
Search/Exam
Jun 28, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 28, 2022
Jun 24, 2022
Apr 13, 2022
(Electronic) Receipt
Search/Exam
Apr 13, 2022
Apr 13, 2022
Amended claims with annotations
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Apr 13, 2022
Amendments received before examination
Search/Exam
Apr 13, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 5, 2022
Nov 4, 2021
Oct 27, 2021
Priority search results copy provided by EPO
Search/Exam
Oct 27, 2021
Priority search results copy provided by EPO
Search/Exam
Oct 27, 2021
Priority search results copy provided by EPO
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Oct 27, 2021
Priority search results copy provided by EPO
Search/Exam
Oct 27, 2021
Priority search results copy provided by EPO
Search/Exam
Oct 25, 2021
Document concerning representation
Search/Exam
Oct 25, 2021
Document concerning representation
Search/Exam
Oct 18, 2021
Oct 15, 2021
(Electronic) Receipt
Search/Exam
Oct 15, 2021
Request for entry into the European phase
Search/Exam
Oct 4, 2021
Jul 30, 2021
Information on entry into European phase
Search/Exam
Oct 12, 2020
Oct 12, 2020
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Oct 12, 2020
Sep 29, 2020
Sep 29, 2020
Notification of the recording of a change
Search/Exam
Sep 24, 2020
Copy of the international search report
Search/Exam
Sep 24, 2020
Published international application - A1
Search/Exam
Jul 14, 2020
Jun 30, 2020
Apr 24, 2020
(Electronic) Receipt
PCTISA
Apr 24, 2020
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Apr 6, 2020
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(Electronic) Receipt
PCTRO
Mar 20, 2020
Abstract
PCTRO
Mar 20, 2020
Claims
PCTRO
Mar 20, 2020
Description
PCTRO
Mar 20, 2020
Mar 20, 2020
Drawings
PCTRO
Mar 20, 2020