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The patent EP3727258 was granted to Essity Hygiene And Health Aktiebolag on Nov 15, 2023. The application was filed on Dec 21, 2017 under application number EP17935259A. 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 | Aug 15, 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 | EP1116479 |
| DESCRIPTION | EP1880700 |
| DESCRIPTION | EP3238676 |
| DESCRIPTION | US2012316528 |
| INTERNATIONAL-SEARCH-REPORT | EP2740452 |
| INTERNATIONAL-SEARCH-REPORT | EP3058918 |
| INTERNATIONAL-SEARCH-REPORT | EP3238676 |
| INTERNATIONAL-SEARCH-REPORT | US2012316528 |
| INTERNATIONAL-SEARCH-REPORT | US2017079853 |
| OPPOSITION | EP1116479 |
| OPPOSITION | EP3238676 |
| OPPOSITION | US2006004334 |
| OPPOSITION | US2009036854 |
| OPPOSITION | US5593399 |
| OPPOSITION | WO2016114946 |
| SEARCH | EP1116479 |
| SEARCH | EP1880700 |
| SEARCH | EP3238676 |
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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Means of redress
OPPO
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Decision to grant a European patent
Search/Exam
Oct 5, 2023
(Electronic) Receipt
Search/Exam
Oct 5, 2023
Filing of the translations of the claims
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Oct 5, 2023
French translation of claims
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Oct 5, 2023
German translation of the claims
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Oct 5, 2023
Letter accompanying subsequently filed items
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May 26, 2023
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Intention to grant (signatures)
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May 26, 2023
Text intended for grant (clean copy)
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May 26, 2023
Nov 29, 2022
(Electronic) Receipt
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Nov 29, 2022
Amended claims with annotations
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Nov 29, 2022
Amended description with annotations
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Nov 29, 2022
Claims
Search/Exam
Nov 29, 2022
Description
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Nov 29, 2022
Letter accompanying subsequently filed items
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Nov 29, 2022
Nov 16, 2022
Annex to the communication
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Nov 16, 2022
Communication from the Examining Division
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Nov 8, 2022
Examination started
Search/Exam
Jul 30, 2021
(Electronic) Receipt
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Jul 30, 2021
Jul 30, 2021
Amended claims with annotations
Search/Exam
Jul 30, 2021
Jul 30, 2021
Amended description with annotations
Search/Exam
Jul 30, 2021
Amendments received before examination
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Jul 30, 2021
Letter accompanying subsequently filed items
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Jul 20, 2021
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European search opinion
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Jul 2, 2021
Information on Search Strategy
Search/Exam
Jul 2, 2021
Supplementary European search report
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Jun 22, 2021
Search started
Search/Exam
Jan 19, 2021
(Electronic) Receipt
Search/Exam
Jan 19, 2021
Jan 19, 2021
Amended claims with annotations
Search/Exam
Jan 19, 2021
Amendments received before examination
Search/Exam
Jan 19, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 30, 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 8, 2020
Patent document filed by a Third party
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Jul 8, 2020
Patent document filed by a Third party
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Patent document filed by a Third party
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Observations by third parties
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Jun 21, 2020
Patent document filed by a Third party
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Jun 21, 2020
Patent document filed by a Third party
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Jun 21, 2020
Patent document filed by a Third party
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Apr 7, 2020
Information regarding early processing
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Mar 31, 2020
(Electronic) Receipt
Search/Exam
Mar 31, 2020
Request for entry into the European phase
Search/Exam
Feb 11, 2020
Notification of the recording of a change
Search/Exam
Feb 6, 2020
Notification of the recording of a change
Search/Exam
Jun 27, 2019
Copy of the international search report
Search/Exam
Jun 27, 2019
Published international application - A1
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