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The patent EP3727256 was granted to Essity Hygiene And Health Aktiebolag on Feb 14, 2024. The application was filed on Dec 21, 2017 under application number EP17935141A. 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 |
|---|---|---|---|
| THE PROCTER & GAMBLE | Nov 14, 2024 | ELKINGTON AND FIFE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2740542 |
| DESCRIPTION | US2012316528 |
| DESCRIPTION | US2016206482 |
| DESCRIPTION | US2016206485 |
| INTERNATIONAL-SEARCH-REPORT | EP2740452 |
| INTERNATIONAL-SEARCH-REPORT | EP3058918 |
| INTERNATIONAL-SEARCH-REPORT | EP3238676 |
| INTERNATIONAL-SEARCH-REPORT | US2012316528 |
| INTERNATIONAL-SEARCH-REPORT | US2017079853 |
| INTERNATIONAL-SEARCH-REPORT | WO2007046974 |
| INTERNATIONAL-SEARCH-REPORT | WO2011106663 |
| OPPOSITION | EP3238676 |
| OPPOSITION | US2006004334 |
| OPPOSITION | US2009036854 |
| OPPOSITION | US5593399 |
| OPPOSITION | WO2016114946 |
| SEARCH | EP2740452 |
| SEARCH | US2016206482 |
| SEARCH | US2016206485 |
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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Decision to grant a European patent
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Jan 4, 2024
(Electronic) Receipt
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Jan 4, 2024
Filing of the translations of the claims
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Jan 4, 2024
French translation of claims
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Jan 4, 2024
German translation of the claims
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Jan 4, 2024
Letter accompanying subsequently filed items
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Sep 8, 2023
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Intention to grant (signatures)
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Sep 8, 2023
Text intended for grant (clean copy)
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Sep 8, 2023
Aug 4, 2023
(Electronic) Receipt
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Aug 4, 2023
Letter accompanying subsequently filed items
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Aug 4, 2023
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Intention to grant (signatures)
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Jul 21, 2023
Text intended for grant (clean copy)
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Jul 21, 2023
Jul 7, 2023
Examination started
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Sep 6, 2021
(Electronic) Receipt
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Sep 6, 2021
Sep 6, 2021
Amended claims with annotations
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Sep 6, 2021
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Amended description with annotations
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Sep 6, 2021
Amendments received before examination
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Sep 6, 2021
Letter accompanying subsequently filed items
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Aug 12, 2021
Jul 26, 2021
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European search opinion
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Jul 26, 2021
Information on Search Strategy
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Jul 26, 2021
Supplementary European search report
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Jun 4, 2021
Search started
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Sep 30, 2020
Aug 3, 2020
Jul 28, 2020
Jul 24, 2020
Communication to designated inventor
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Jul 24, 2020
Communication to designated inventor
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Jul 24, 2020
Communication to designated inventor
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Jul 6, 2020
Apr 7, 2020
Information regarding early processing
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Mar 31, 2020
(Electronic) Receipt
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Mar 31, 2020
Mar 31, 2020
Amended claims with annotations
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Mar 31, 2020
Request for entry into the European phase
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Feb 6, 2020
Notification of the recording of a change
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Jun 27, 2019
Copy of the international search report
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Jun 27, 2019
Published international application - A1
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