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The patent EP4011795 was granted to The Procter & Gamble on Oct 18, 2023. The application was filed on Dec 11, 2020 under application number EP20213631A. 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 |
|---|---|---|---|
| UNILEVER UNILEVER | Jul 18, 2024 | MEWBURN ELLIS | ADMISSIBLE |
| SEVINCSEVINC | Jul 16, 2024 | GENC ILHAN | ADMISSIBLE |
| HENKEL | Jul 4, 2024 | KBN | ADMISSIBLE |
| HENKEL | Jul 4, 2024 | PATENTANWALTE BAUER VORBERG KAYSER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE9214914U |
| OPPOSITION | EP1783058 |
| OPPOSITION | EP3443059 |
| OPPOSITION | EP3907149 |
| OPPOSITION | EP4245676 |
| OPPOSITION | GB2358391 |
| OPPOSITION | JP4536881B |
| OPPOSITION | US1130271 |
| OPPOSITION | US2016340068 |
| OPPOSITION | US2017355935 |
| OPPOSITION | US2018022498 |
| OPPOSITION | US2019135503 |
| OPPOSITION | US2711282 |
| OPPOSITION | US3692231 |
| OPPOSITION | US4053100 |
| OPPOSITION | US5040722 |
| OPPOSITION | US6296175 |
| OPPOSITION | WO2019144244 |
| OTHER | EP3907149 |
| SEARCH | DE9214914U |
| SEARCH | FR2646830 |
| SEARCH | US2008054059 |
| SEARCH | US2745589 |
| SEARCH | US3116007 |
| SEARCH | US4053100 |
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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OPPO
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OPPO
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OPPO
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Oct 31, 2023
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Decision to grant a European patent
Search/Exam
Sep 11, 2023
Aug 25, 2023
(Electronic) Receipt
Search/Exam
Aug 25, 2023
Filing of the translations of the claims
Search/Exam
Aug 25, 2023
French translation of claims
Search/Exam
Aug 25, 2023
German translation of the claims
Search/Exam
Aug 18, 2023
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(Electronic) Receipt
Search/Exam
Aug 11, 2023
Letter accompanying subsequently filed items
Search/Exam
Aug 11, 2023
Observations by third parties
Search/Exam
Aug 11, 2023
Patent document filed by a Third party
Search/Exam
Jun 30, 2023
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(Electronic) Receipt
Search/Exam
Jun 13, 2023
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Apr 25, 2023
Text intended for grant (clean copy)
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Examination started
Search/Exam
Nov 22, 2022
(Electronic) Receipt
Search/Exam
Nov 22, 2022
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Amended claims with annotations
Search/Exam
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Amended description with annotations
Search/Exam
Nov 22, 2022
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Amendments received before examination
Search/Exam
Nov 22, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 21, 2022
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Notification of forthcoming publication
Search/Exam
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(Electronic) Receipt
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Apr 15, 2022
Letter accompanying subsequently filed items
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European search opinion
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May 18, 2021
European search report
Search/Exam
May 18, 2021
Information on Search Strategy
Search/Exam
May 5, 2021
Search started
Search/Exam
Feb 3, 2021
Communication to designated inventor
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Feb 3, 2021
Communication to designated inventor
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Dec 11, 2020
Abstract
Search/Exam
Dec 11, 2020
Dec 11, 2020
Claims
Search/Exam
Dec 11, 2020
Description
Search/Exam
Dec 11, 2020
Designation of inventor
Search/Exam
Dec 11, 2020
Drawings
Search/Exam
Dec 11, 2020
Request for grant of a European patent
Search/Exam