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The patent EP2734175 was granted to L'Oreal on Sep 4, 2024. The application was filed on Jul 12, 2012 under application number EP12733763A. 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 | Sep 4, 2019 | HARTMANN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CA2200498 |
| DESCRIPTION | DE102008012457 |
| DESCRIPTION | EP0847752 |
| DESCRIPTION | FR2792190 |
| DESCRIPTION | FR2940062 |
| DESCRIPTION | US2007196303 |
| DESCRIPTION | US5002698 |
| DESCRIPTION | US5236986 |
| DESCRIPTION | US5412004 |
| DESCRIPTION | US5783657 |
| DESCRIPTION | US5811487 |
| DESCRIPTION | US5837793 |
| DESCRIPTION | US5874069 |
| DESCRIPTION | US5919441 |
| DESCRIPTION | US5955065 |
| DESCRIPTION | US5981680 |
| DESCRIPTION | US6051216 |
| DESCRIPTION | WO0010512 |
| DESCRIPTION | WO02056847 |
| DESCRIPTION | WO0247619 |
| DESCRIPTION | WO2004024798 |
| DESCRIPTION | WO2010070139 |
| DESCRIPTION | WO2010070143 |
| DESCRIPTION | WO9206778 |
| DESCRIPTION | WO9513863 |
| DESCRIPTION | WO9847610 |
| INTERNATIONAL-SEARCH-REPORT | GB2271716 |
| INTERNATIONAL-SEARCH-REPORT | US2007212313 |
| INTERNATIONAL-SEARCH-REPORT | US3996346 |
| INTERNATIONAL-SEARCH-REPORT | US4822596 |
| INTERNATIONAL-SEARCH-REPORT | US5512274 |
| INTERNATIONAL-SEARCH-REPORT | US6605288 |
| INTERNATIONAL-SEARCH-REPORT | WO0178658 |
| OPPOSITION | CA1076030 |
| OPPOSITION | DE9600120T |
| OPPOSITION | EP0770376 |
| OPPOSITION | US5955065 |
| OPPOSITION | WO0010521 |
| OPPOSITION | WO9715278 |
| OPPOSITION | WO9952536 |
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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Appeal
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Appeal
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Appeal
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Appeal
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Notice of appeal
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Appeal
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OPPO
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Decision to grant a European patent
Search/Exam
Oct 31, 2018
(Electronic) Receipt
Search/Exam
Oct 31, 2018
Filing of the translations of the claims
Search/Exam
Oct 31, 2018
French translation of claims
Search/Exam
Oct 31, 2018
German translation of the claims
Search/Exam
Oct 31, 2018
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jun 22, 2018
Text intended for grant (clean copy)
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Decision to allow further processing
Search/Exam
Jan 2, 2018
(Electronic) Receipt
Search/Exam
Jan 2, 2018
Amended claims with annotations
Search/Exam
Jan 2, 2018
Claims
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Jan 2, 2018
Letter accompanying subsequently filed items
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Jan 2, 2018
Request for further processing
Search/Exam
Oct 24, 2017
Jul 11, 2017
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(Electronic) Receipt
Search/Exam
Jul 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2017
Mar 17, 2017
Annex to the communication
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Mar 17, 2017
Communication from the Examining Division
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Mar 10, 2017
Examination started
Search/Exam
Jun 22, 2016
Sep 11, 2015
(Electronic) Receipt
Search/Exam
Sep 11, 2015
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Amended claims with annotations
Search/Exam
Sep 11, 2015
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Sep 11, 2015
Letter accompanying subsequently filed items
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Priority search results copy provided by EPO
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Oct 14, 2014
Letter which had not been notified
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Sep 2, 2014
Aug 28, 2014
Copy of the international search report
Search/Exam
Aug 28, 2014
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Apr 30, 2014
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Communication to designated inventor
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Mar 4, 2014
Communication to designated inventor
Search/Exam
Jan 15, 2014
(Electronic) Receipt
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Jan 15, 2014
Request for entry into the European phase
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Dec 4, 2013
Information on entry into European phase
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Feb 18, 2013
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Published international application - A2
Search/Exam
Jul 12, 2012
(Electronic) Receipt
PCTRO
Jul 12, 2012
Abstract
PCTRO
Jul 12, 2012
Claims
PCTRO
Jul 12, 2012
Description
PCTRO