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The patent EP2723308 was granted to L'Oreal on Aug 30, 2023. The application was filed on Jun 22, 2012 under application number EP12732596A. 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 |
|---|---|---|---|
| KAO GERMANY | May 2, 2018 | GRIT | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US4137180 |
| DESCRIPTION | US4874554 |
| EXAMINATION | EP1064917 |
| EXAMINATION | WO0006097 |
| INTERNATIONAL-SEARCH-REPORT | DE202008013432U |
| INTERNATIONAL-SEARCH-REPORT | EP1366738 |
| INTERNATIONAL-SEARCH-REPORT | US2005129648 |
| INTERNATIONAL-SEARCH-REPORT | US2005276778 |
| INTERNATIONAL-SEARCH-REPORT | US5344643 |
| INTERNATIONAL-SEARCH-REPORT | WO0064410 |
| INTERNATIONAL-SEARCH-REPORT | WO2010149460 |
| OPPOSITION | EP0522756 |
| OPPOSITION | EP1466592 |
| OPPOSITION | JP2010215531 |
| OPPOSITION | WO2005099654 |
| OTHER | EP1906980 |
| OTHER | EP2008661 |
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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Aug 3, 2023
Aug 3, 2023
Jul 28, 2023
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Nov 4, 2022
Oct 31, 2022
(Electronic) Receipt
Appeal
Oct 31, 2022
Oct 31, 2022
Oct 26, 2022
Oct 26, 2022
Oct 25, 2022
Oct 25, 2022
Oct 20, 2022
Oct 18, 2022
(Electronic) Receipt
Appeal
Oct 18, 2022
Oct 18, 2022
May 18, 2022
Advice of delivery
Appeal
Mar 30, 2022
Advice of delivery
Appeal
Mar 28, 2022
Mar 28, 2022
Mar 23, 2022
Nov 25, 2021
Nov 22, 2021
(Electronic) Receipt
Appeal
Nov 22, 2021
Nov 22, 2021
Aug 16, 2021
Aug 11, 2021
(Electronic) Receipt
Appeal
Aug 11, 2021
Aug 11, 2021
May 26, 2021
May 26, 2021
May 21, 2021
(Electronic) Receipt
Appeal
May 21, 2021
May 21, 2021
May 19, 2021
(Electronic) Receipt
Appeal
May 19, 2021
May 19, 2021
Aug 3, 2020
Mar 4, 2020
Feb 28, 2020
(Electronic) Receipt
Appeal
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Feb 28, 2020
Reply to appeal
Appeal
Feb 25, 2020
Feb 20, 2020
(Electronic) Receipt
Appeal
Feb 20, 2020
Feb 20, 2020
Reply to appeal
Appeal
Oct 18, 2019
Oct 14, 2019
(Electronic) Receipt
Search/Exam
Oct 14, 2019
(Electronic) Receipt
Appeal
Oct 14, 2019
Claims
Appeal
Oct 14, 2019
Claims
Appeal
Oct 14, 2019
Claims
Appeal
Oct 14, 2019
Claims
Appeal
Oct 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 14, 2019
Oct 14, 2019
Oct 14, 2019
Oct 14, 2019
Oct 14, 2019
Aug 12, 2019
Aug 12, 2019
Aug 7, 2019
(Electronic) Receipt
Appeal
Aug 7, 2019
Aug 7, 2019
Notice of appeal
Appeal
Aug 2, 2019
(Electronic) Receipt
Appeal
Aug 2, 2019
Aug 2, 2019
Notice of appeal
Appeal
Jun 14, 2019
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Means of redress
OPPO
Jun 5, 2019
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Mar 15, 2019
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Claims
OPPO
Mar 15, 2019
Claims
OPPO
Mar 15, 2019
Claims
OPPO
Mar 15, 2019
Mar 15, 2019
Mar 15, 2019
Mar 14, 2019
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Oct 29, 2018
Oct 22, 2018
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Jul 25, 2018
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Claims
OPPO
Jul 20, 2018
Claims
OPPO
Jul 20, 2018
Claims
OPPO
Jul 20, 2018
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May 17, 2018
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May 15, 2018
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Aug 3, 2017
Jul 6, 2017
Decision to grant a European patent
Search/Exam
Jun 27, 2017
Decision to allow further processing
Search/Exam
Jun 15, 2017
(Electronic) Receipt
Search/Exam
Jun 15, 2017
French translation of claims
Search/Exam
Jun 15, 2017
German translation of the claims
Search/Exam
Jun 15, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 15, 2017
Request for further processing
Search/Exam
Apr 28, 2017
Feb 1, 2017
(Electronic) Receipt
Search/Exam
Feb 1, 2017
Annex
Search/Exam
Feb 1, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 1, 2017
Matter concerning the application
Search/Exam
Nov 9, 2016
Nov 9, 2016
Nov 9, 2016
Intention to grant (signatures)
Search/Exam
Nov 9, 2016
Text intended for grant (clean copy)
Search/Exam
Nov 9, 2016
Aug 16, 2016
Aug 8, 2016
Letter which had not been notified
Search/Exam
Aug 1, 2016
Aug 1, 2016
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Non-patent literature filed by a third party
Search/Exam
Jul 25, 2016
Observations by third parties
Search/Exam
Jun 22, 2016
(Electronic) Receipt
Search/Exam
Jun 22, 2016
Amended claims with annotations
Search/Exam
Jun 22, 2016
Claims
Search/Exam
Jun 22, 2016
Drawings
Search/Exam
Jun 22, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 22, 2016
Jun 22, 2016
Mar 10, 2016
Annex to the communication
Search/Exam
Mar 10, 2016
Communication from the Examining Division
Search/Exam
Mar 3, 2016
Examination started
Search/Exam
Mar 13, 2015
(Electronic) Receipt
Search/Exam
Mar 13, 2015
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2015
Reply to Written Opinion prepared by the EPO
Search/Exam
Sep 5, 2014
Aug 29, 2014
Priority search results copy provided by EPO
Search/Exam
Aug 29, 2014
Priority search results copy provided by EPO
Search/Exam
Aug 29, 2014
Priority search results copy provided by EPO
Search/Exam
Aug 28, 2014
Copy of the international search report
Search/Exam
Aug 28, 2014
Jul 29, 2014
(Electronic) Receipt
Search/Exam
Jul 29, 2014
Letter accompanying subsequently filed items
Search/Exam
Jul 29, 2014
Letter concerning the inventor
Search/Exam
Jul 28, 2014
Jul 8, 2014
Jul 8, 2014
Jul 8, 2014
Jul 4, 2014
Jun 25, 2014
Jun 23, 2014
Letter which had not been notified
Search/Exam
Jun 17, 2014
Letter which had not been notified
Search/Exam
Apr 2, 2014
Mar 24, 2014
Letter which had not been notified
Search/Exam
Feb 5, 2014
Communication to designated inventor
Search/Exam
Feb 5, 2014
Communication to designated inventor
Search/Exam
Feb 5, 2014
Communication to designated inventor
Search/Exam
Dec 18, 2013
(Electronic) Receipt
Search/Exam
Dec 18, 2013
Request for entry into the European phase
Search/Exam
Nov 4, 2013
Information on entry into European phase
Search/Exam
Jan 16, 2013
Jan 16, 2013
Jan 16, 2013
Jan 16, 2013
Jan 16, 2013
Jan 16, 2013
Dec 27, 2012
Published international application - A2
Search/Exam
Jun 22, 2012
(Electronic) Receipt
PCTRO
Jun 22, 2012
Abstract
PCTRO
Jun 22, 2012
Claims
PCTRO
Jun 22, 2012
Description
PCTRO