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The patent EP3021830 was granted to L'Oreal on Sep 3, 2025. The application was filed on Jun 27, 2014 under application number EP14817786A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 | Jan 3, 2019 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2003026815 |
| INTERNATIONAL-SEARCH-REPORT | US4985239 |
| INTERNATIONAL-SEARCH-REPORT | US5441728 |
| INTERNATIONAL-SEARCH-REPORT | US6126929 |
| INTERNATIONAL-SEARCH-REPORT | US7651693 |
| OPPOSITION | US2004096474 |
| SEARCH | FR2834458 |
| SEARCH | FR2968978 |
| SEARCH | US2010028284 |
| SEARCH | WO2012072774 |
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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Advice of delivery
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Jun 25, 2020
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(Electronic) Receipt
Appeal
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Apr 9, 2020
(Electronic) Receipt
Appeal
Apr 9, 2020
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Notice of appeal
Appeal
Feb 18, 2020
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Claims
OPPO
Feb 12, 2020
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Means of redress
OPPO
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Apr 16, 2018
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Decision to grant a European patent
Search/Exam
Feb 20, 2018
(Electronic) Receipt
Search/Exam
Feb 20, 2018
Filing of the translations of the claims
Search/Exam
Feb 20, 2018
French translation of claims
Search/Exam
Feb 20, 2018
German translation of the claims
Search/Exam
Feb 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 1, 2017
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Intention to grant (signatures)
Search/Exam
Dec 1, 2017
Text intended for grant (clean copy)
Search/Exam
Dec 1, 2017
Aug 16, 2017
(Electronic) Receipt
Search/Exam
Aug 16, 2017
Description
Search/Exam
Aug 16, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 16, 2017
Jun 12, 2017
Annex to the communication
Search/Exam
Jun 12, 2017
Communication from the Examining Division
Search/Exam
May 11, 2017
(Electronic) Receipt
Search/Exam
May 11, 2017
May 11, 2017
Amended claims with annotations
Search/Exam
May 11, 2017
Amendments received before examination
Search/Exam
May 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2016
Nov 2, 2016
Oct 24, 2016
Letter which had not been notified
Search/Exam
Oct 14, 2016
Oct 14, 2016
European search opinion
Search/Exam
Oct 14, 2016
Information on Search Strategy
Search/Exam
Oct 14, 2016
Supplementary European search report
Search/Exam
Jul 27, 2016
(Electronic) Receipt
Search/Exam
Jul 27, 2016
Amendments received before examination
Search/Exam
Jul 27, 2016
Letter accompanying subsequently filed items
Search/Exam
Apr 28, 2016
Feb 4, 2016
Feb 2, 2016
Communication to designated inventor
Search/Exam
Feb 2, 2016
Communication to designated inventor
Search/Exam
Feb 2, 2016
Communication to designated inventor
Search/Exam
Feb 2, 2016
Communication to designated inventor
Search/Exam
Jan 14, 2016
(Electronic) Receipt
Search/Exam
Jan 14, 2016
Request for entry into the European phase
Search/Exam
Jan 12, 2016
Nov 4, 2015
Information on entry into European phase
Search/Exam
Jan 20, 2015
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Dec 31, 2014
Copy of the international search report
Search/Exam
Dec 31, 2014
Published international application - A1
Search/Exam