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The patent EP3554461 was granted to L'Oreal on Mar 24, 2021. The application was filed on Dec 15, 2017 under application number EP17821551A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| BEIERSDORF | Dec 27, 2021 | BEIERSDORF | ADMISSIBLE |
| RECKITT BENCKISER | Dec 17, 2021 | CAWDELL | ADMISSIBLE |
| HENKEL | Dec 15, 2021 | LKGLOBAL LORENZ & KOPF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0173109 |
| DESCRIPTION | EP0216479 |
| DESCRIPTION | EP0295886 |
| DESCRIPTION | EP1038519 |
| DESCRIPTION | FR2425848 |
| DESCRIPTION | FR2843025 |
| DESCRIPTION | US3915921 |
| DESCRIPTION | US4509949 |
| DESCRIPTION | US5266321 |
| INTERNATIONAL-SEARCH-REPORT | FR2834208 |
| INTERNATIONAL-SEARCH-REPORT | FR2981567 |
| INTERNATIONAL-SEARCH-REPORT | FR2983715 |
| INTERNATIONAL-SEARCH-REPORT | WO2011139433 |
| OPPOSITION | DE102011084904 |
| OPPOSITION | DE102013217244 |
| OPPOSITION | EP0427411 |
| OPPOSITION | EP0530085 |
| OPPOSITION | EP0980684 |
| OPPOSITION | EP1360955 |
| OPPOSITION | EP1440685 |
| OPPOSITION | EP1584331 |
| OPPOSITION | EP1875893 |
| OPPOSITION | EP2338469 |
| OPPOSITION | EP3031925 |
| OPPOSITION | EP3124033 |
| OPPOSITION | FR2981567 |
| OPPOSITION | FR2983715 |
| OPPOSITION | US2004001793 |
| OPPOSITION | US2007154439 |
| OPPOSITION | US2014161909 |
| OPPOSITION | US6514505 |
| OPPOSITION | WO0174312 |
| OPPOSITION | WO0176543 |
| OPPOSITION | WO0215869 |
| OPPOSITION | WO0244270 |
| OPPOSITION | WO2004045570 |
| OPPOSITION | WO2007012611 |
| OPPOSITION | WO2007017196 |
| OPPOSITION | WO2008141942 |
| OPPOSITION | WO2011095721 |
| OPPOSITION | WO2011139433 |
| OPPOSITION | WO2011151279 |
| OPPOSITION | WO2012055507 |
| OPPOSITION | WO2014060405 |
| OPPOSITION | WO2015144583 |
| OPPOSITION | WO9217159 |
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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Decision to grant a European patent
Search/Exam
Feb 11, 2021
(Electronic) Receipt
Search/Exam
Feb 11, 2021
Filing of the translations of the claims
Search/Exam
Feb 11, 2021
French translation of claims
Search/Exam
Feb 11, 2021
German translation of the claims
Search/Exam
Feb 11, 2021
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Dec 1, 2020
Text intended for grant (clean copy)
Search/Exam
Dec 1, 2020
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Examination started
Search/Exam
Jun 5, 2020
Decision to allow further processing
Search/Exam
May 25, 2020
(Electronic) Receipt
Search/Exam
May 25, 2020
Letter accompanying subsequently filed items
Search/Exam
May 25, 2020
Request for further processing
Search/Exam
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Priority search results copy provided by EPO
Search/Exam
Jul 2, 2019
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Information regarding early processing
Search/Exam
May 9, 2019
(Electronic) Receipt
Search/Exam
May 9, 2019
Request for entry into the European phase
Search/Exam
Apr 26, 2019
Information on entry into European phase
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Copy of the international search report
Search/Exam
Jun 21, 2018
Published international application - A1
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Apr 3, 2018
ISR: cited documents
PCTISA
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(Electronic) Receipt
PCTRO
Dec 15, 2017
Abstract
PCTRO
Dec 15, 2017
Claims
PCTRO
Dec 15, 2017
Description
PCTRO
Dec 15, 2017
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