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The patent EP3778412 was granted to The Procter & Gamble on Feb 26, 2025. The application was filed on Aug 6, 2020 under application number EP20189797A. 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 |
|---|---|---|---|
| RECKITT BENCKISER | Nov 26, 2025 | HERITAGE | ADMISSIBLE |
| UNILEVER UNILEVER | Nov 26, 2025 | MEWBURN ELLIS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP0679581 |
| EXAMINATION | US6604676 |
| EXAMINATION | WO2021013515 |
| OPPOSITION | DE202005017363U |
| OPPOSITION | GB1173046 |
| OPPOSITION | JP2001315767 |
| OPPOSITION | JP2002029536 |
| OPPOSITION | US1130271 |
| OPPOSITION | US2018265816 |
| OPPOSITION | US2019135503 |
| OPPOSITION | US2711282 |
| OPPOSITION | US3116007 |
| OPPOSITION | US4053100 |
| OPPOSITION | US5040722 |
| OTHER | US2019135503 |
| OTHER | WO2008038189 |
| OTHER | WO2010085471 |
| SEARCH | US2017036808 |
| SEARCH | US2018265816 |
| SEARCH | US2019135503 |
| SEARCH | US2745589 |
| SEARCH | US5040722 |
| SEARCH | WO2011154822 |
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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Mar 11, 2025
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Feb 12, 2025
Feb 3, 2025
(Electronic) Receipt
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Feb 3, 2025
Jan 30, 2025
Decision to grant a European patent
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Jan 16, 2025
(Electronic) Receipt
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Jan 16, 2025
French translation of claims
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Jan 16, 2025
German translation of the claims
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Jan 16, 2025
Letter accompanying subsequently filed items
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Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Intention to grant (signatures)
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Sep 17, 2024
Text intended for grant (clean copy)
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Sep 17, 2024
Jul 5, 2024
Document concerning representation
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Jun 10, 2024
(Electronic) Receipt
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Jun 10, 2024
Amended claims with annotations
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Jun 10, 2024
Amended description with annotations
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Jun 10, 2024
Claims
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Jun 10, 2024
Description
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Jun 10, 2024
Jun 10, 2024
Summary of subsequently filed documents
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Feb 13, 2024
Annex to the communication
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Feb 13, 2024
Communication from the Examining Division
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Nov 3, 2023
(Electronic) Receipt
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Nov 3, 2023
Amended claims with annotations
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Nov 3, 2023
Claims
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Nov 3, 2023
Letter accompanying subsequently filed items
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Nov 3, 2023
Jul 14, 2023
Jul 14, 2023
Jul 10, 2023
(Electronic) Receipt
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Jul 10, 2023
Letter accompanying subsequently filed items
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Jul 10, 2023
Jul 5, 2023
Annex to the communication
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Jul 5, 2023
Communication from the Examining Division
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Mar 17, 2023
(Electronic) Receipt
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Mar 17, 2023
Amended description with annotations
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Mar 17, 2023
Claims
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Mar 17, 2023
Description
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Mar 17, 2023
Letter accompanying subsequently filed items
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Mar 17, 2023
Feb 7, 2023
Feb 1, 2023
(Electronic) Receipt
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Feb 1, 2023
Sep 27, 2022
Annex to the communication
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Sep 27, 2022
Communication from the Examining Division
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Jun 17, 2022
(Electronic) Receipt
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Jun 17, 2022
Letter accompanying subsequently filed items
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Jun 17, 2022
Apr 20, 2022
Apr 12, 2022
(Electronic) Receipt
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Apr 12, 2022
Mar 22, 2022
Mar 22, 2022
Mar 15, 2022
(Electronic) Receipt
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Mar 15, 2022
Letter accompanying subsequently filed items
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Mar 15, 2022
Non-patent literature filed by a third party
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Mar 15, 2022
Observations by third parties
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Dec 16, 2021
Annex to the communication
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Dec 16, 2021
Communication from the Examining Division
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Dec 13, 2021
Examination started
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Nov 22, 2021
(Electronic) Receipt
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Nov 22, 2021
Letter accompanying subsequently filed items
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Nov 22, 2021
Sep 16, 2021
Sep 16, 2021
Sep 10, 2021
(Electronic) Receipt
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Sep 10, 2021
Letter accompanying subsequently filed items
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Sep 10, 2021
Non-patent literature filed by a third party
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Sep 10, 2021
Non-patent literature filed by a third party
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Sep 10, 2021
Observations by third parties
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Sep 10, 2021
Patent document filed by a Third party
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Sep 10, 2021
Patent document filed by a Third party
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Sep 10, 2021
Patent document filed by a Third party
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Aug 16, 2021
(Electronic) Receipt
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Aug 16, 2021
Letter accompanying subsequently filed items
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Aug 16, 2021
Reply to Written Opinion prepared by the EPO
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Feb 22, 2021
Jan 20, 2021
Notification of forthcoming publication
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Oct 27, 2020
Refund of fees
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Oct 22, 2020
Oct 22, 2020
European search opinion
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Oct 22, 2020
European search report
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Oct 22, 2020
Information on Search Strategy
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Oct 17, 2020
Priority search results copy provided by EPO
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Oct 12, 2020
Search started
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Sep 29, 2020
Communication to designated inventor
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Sep 29, 2020
Communication to designated inventor
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Sep 29, 2020
Communication to designated inventor
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Sep 29, 2020
Communication to designated inventor
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Aug 17, 2020
Aug 10, 2020
Aug 6, 2020
Abstract
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Aug 6, 2020
Aug 6, 2020
Claims
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Aug 6, 2020
Description
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Aug 6, 2020
Designation of inventor
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Aug 6, 2020
Drawings
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Aug 6, 2020
Request for grant of a European patent
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