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The patent EP3375856 was granted to The Procter & Gamble on Sep 1, 2021. The application was filed on Mar 16, 2017 under application number EP17161464A. 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 |
|---|---|---|---|
| CABINET BEAU DE LOMENIE | May 31, 2022 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2496676 |
| DESCRIPTION | US2007275866 |
| DESCRIPTION | US2013109612 |
| DESCRIPTION | US4137180 |
| DESCRIPTION | WO03062361 |
| DESCRIPTION | WO2007062833 |
| DESCRIPTION | WO2008057985 |
| DESCRIPTION | WO2008076753 |
| DESCRIPTION | WO2008079693 |
| DESCRIPTION | WO2009037060 |
| DESCRIPTION | WO2015006635 |
| OPPOSITION | EP2620211 |
| OPPOSITION | EP2824169 |
| OPPOSITION | EP3339408 |
| OPPOSITION | EP3339411 |
| OPPOSITION | EP3375855 |
| OPPOSITION | US2011269658 |
| OPPOSITION | US2013310301 |
| OPPOSITION | US2014338134 |
| OPPOSITION | US2015159119 |
| OPPOSITION | US8765659 |
| OPPOSITION | WO2011054389 |
| OPPOSITION | WO2013154675 |
| OPPOSITION | WO2016061435 |
| SEARCH | EP2824169 |
| SEARCH | US2014338134 |
| SEARCH | WO2011054389 |
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 14, 2025
(Electronic) Receipt
Appeal
Nov 12, 2025
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Nov 6, 2025
(Electronic) Receipt
Appeal
Nov 6, 2025
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
May 21, 2024
May 16, 2024
(Electronic) Receipt
Appeal
May 16, 2024
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Mar 14, 2024
(Electronic) Receipt
Appeal
Mar 14, 2024
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Notice of appeal
Appeal
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Means of redress
OPPO
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Sep 14, 2021
Aug 5, 2021
Decision to grant a European patent
Search/Exam
Jul 12, 2021
(Electronic) Receipt
Search/Exam
Jul 12, 2021
Filing of the translations of the claims
Search/Exam
Jul 12, 2021
French translation of claims
Search/Exam
Jul 12, 2021
German translation of the claims
Search/Exam
Mar 2, 2021
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Mar 2, 2021
Intention to grant (signatures)
Search/Exam
Mar 2, 2021
Text intended for grant (clean copy)
Search/Exam
Mar 2, 2021
Jan 27, 2021
(Electronic) Receipt
Search/Exam
Jan 27, 2021
Amended description with annotations
Search/Exam
Jan 27, 2021
Description
Search/Exam
Jan 27, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 27, 2021
Oct 30, 2020
Oct 30, 2020
Oct 30, 2020
Intention to grant (signatures)
Search/Exam
Oct 30, 2020
Text intended for grant (clean copy)
Search/Exam
Oct 30, 2020
Apr 2, 2020
(Electronic) Receipt
Search/Exam
Apr 2, 2020
Amended description with annotations
Search/Exam
Apr 2, 2020
Description
Search/Exam
Apr 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 2, 2020
Jan 2, 2020
Annex to the communication
Search/Exam
Jan 2, 2020
Communication from the Examining Division
Search/Exam
Dec 17, 2019
Examination started
Search/Exam
Jul 30, 2019
Jul 24, 2019
Mar 19, 2019
(Electronic) Receipt
Search/Exam
Mar 19, 2019
Mar 19, 2019
Amended claims with annotations
Search/Exam
Mar 19, 2019
Amendments received before examination
Search/Exam
Mar 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 24, 2018
Aug 22, 2018
Notification of forthcoming publication
Search/Exam
Mar 12, 2018
Mar 5, 2018
Sep 7, 2017
Sep 7, 2017
European search opinion
Search/Exam
Sep 7, 2017
European search report
Search/Exam
Sep 7, 2017
Information on Search Strategy
Search/Exam
Aug 24, 2017
Search started
Search/Exam
May 10, 2017
Communication to designated inventor
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May 10, 2017
Communication to designated inventor
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May 10, 2017
Communication to designated inventor
Search/Exam
May 10, 2017
Communication to designated inventor
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Mar 16, 2017
Abstract
Search/Exam
Mar 16, 2017
Mar 16, 2017
Claims
Search/Exam
Mar 16, 2017
Description
Search/Exam
Mar 16, 2017
Designation of inventor
Search/Exam
Mar 16, 2017
Drawings
Search/Exam
Mar 16, 2017
Request for grant of a European patent
Search/Exam