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The patent EP3185843 was granted to L'Oreal on Jul 2, 2025. The application was filed on Aug 26, 2015 under application number EP15771271A. 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 | May 10, 2022 | BEIERSDORF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP19870166517 |
| DESCRIPTION | CH350763 |
| DESCRIPTION | DE10162844 |
| DESCRIPTION | DE19726184 |
| DESCRIPTION | DE19746654 |
| DESCRIPTION | DE19755649 |
| DESCRIPTION | DE19855649 |
| DESCRIPTION | DE676103 |
| DESCRIPTION | EP0133981 |
| DESCRIPTION | EP0242219 |
| DESCRIPTION | EP0285886 |
| DESCRIPTION | EP0295886 |
| DESCRIPTION | EP0390683 |
| DESCRIPTION | EP0518773 |
| DESCRIPTION | EP0576974 |
| DESCRIPTION | EP0669323 |
| DESCRIPTION | EP0693471 |
| DESCRIPTION | EP0694521 |
| DESCRIPTION | EP0712855 |
| DESCRIPTION | EP0714880 |
| DESCRIPTION | EP0743309 |
| DESCRIPTION | EP0765656 |
| DESCRIPTION | EP0790243 |
| DESCRIPTION | EP0815928 |
| DESCRIPTION | EP0832642 |
| DESCRIPTION | EP0841341 |
| DESCRIPTION | EP0893119 |
| DESCRIPTION | EP0921126 |
| DESCRIPTION | EP0951897 |
| DESCRIPTION | EP0967200 |
| DESCRIPTION | EP1008586 |
| DESCRIPTION | EP1027883 |
| DESCRIPTION | EP1086683 |
| DESCRIPTION | EP1133980 |
| DESCRIPTION | EP1300137 |
| DESCRIPTION | FR2395023 |
| DESCRIPTION | FR2506156 |
| DESCRIPTION | FR2528420 |
| DESCRIPTION | FR2529887 |
| DESCRIPTION | FR2638354 |
| DESCRIPTION | FR2639347 |
| DESCRIPTION | GB2286774 |
| DESCRIPTION | GB2303549 |
| DESCRIPTION | GB2319523 |
| DESCRIPTION | JP2000191789 |
| DESCRIPTION | JP2003128788 |
| DESCRIPTION | JP2005112834 |
| DESCRIPTION | JPH01158090 |
| DESCRIPTION | JPH04134041 |
| DESCRIPTION | JPH04134042 |
| DESCRIPTION | JPH04134043 |
| DESCRIPTION | JPH04290882 |
| DESCRIPTION | JPH0517710 |
| DESCRIPTION | JPH07258460 |
| DESCRIPTION | JPH09188830 |
| DESCRIPTION | JPH10158450 |
| DESCRIPTION | JPH10158541 |
| DESCRIPTION | JPS61194009 |
| DESCRIPTION | US2002005562 |
| DESCRIPTION | US2463264 |
| DESCRIPTION | US3301848 |
| DESCRIPTION | US3589578 |
| DESCRIPTION | US4017460 |
| DESCRIPTION | US4031307 |
| DESCRIPTION | US4195999 |
| DESCRIPTION | US5156911 |
| DESCRIPTION | US5166355 |
| DESCRIPTION | US5221534 |
| DESCRIPTION | US5237071 |
| DESCRIPTION | US5362881 |
| DESCRIPTION | US5373037 |
| DESCRIPTION | US5455340 |
| DESCRIPTION | US5501850 |
| DESCRIPTION | US5518713 |
| DESCRIPTION | US5538793 |
| DESCRIPTION | US5624663 |
| DESCRIPTION | US5687521 |
| DESCRIPTION | US5888481 |
| DESCRIPTION | US5961960 |
| DESCRIPTION | US6225467 |
| DESCRIPTION | US7470725 |
| DESCRIPTION | WO0119333 |
| DESCRIPTION | WO2004006878 |
| DESCRIPTION | WO2004085412 |
| DESCRIPTION | WO2006034982 |
| DESCRIPTION | WO2006034985 |
| DESCRIPTION | WO2006034991 |
| DESCRIPTION | WO2006034992 |
| DESCRIPTION | WO2006035000 |
| DESCRIPTION | WO2006035007 |
| DESCRIPTION | WO2007071584 |
| DESCRIPTION | WO2008081175 |
| DESCRIPTION | WO2008090066 |
| DESCRIPTION | WO2008155059 |
| DESCRIPTION | WO2009027258 |
| DESCRIPTION | WO2009063392 |
| DESCRIPTION | WO2011113718 |
| DESCRIPTION | WO2013093869 |
| DESCRIPTION | WO9304665 |
| DESCRIPTION | WO9310753 |
| DESCRIPTION | WO9311095 |
| DESCRIPTION | WO9505150 |
| DESCRIPTION | WO9522959 |
| DESCRIPTION | WO9703642 |
| DESCRIPTION | WO9822447 |
| DESCRIPTION | WO9825922 |
| DESCRIPTION | WO9962497 |
| DESCRIPTION | WO9965455 |
| INTERNATIONAL-SEARCH-REPORT | FR2986422 |
| INTERNATIONAL-SEARCH-REPORT | FR2986424 |
| INTERNATIONAL-SEARCH-REPORT | WO2013087927 |
| INTERNATIONAL-SEARCH-REPORT | WO2014128680 |
| OPPOSITION | DE102008052521 |
| OPPOSITION | DE102009009004 |
| OPPOSITION | EP0669323 |
| OPPOSITION | EP0848944 |
| OPPOSITION | EP1380288 |
| OPPOSITION | US5788954 |
| OPPOSITION | WO02074255 |
| OPPOSITION | WO2010043588 |
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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Jun 5, 2025
Jun 5, 2025
May 26, 2025
May 26, 2025
May 26, 2025
May 26, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Refund of fees
Appeal
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 26, 2025
(Electronic) Receipt
Appeal
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Withdrawal of an appeal
Appeal
Mar 14, 2025
Mar 14, 2025
Mar 12, 2025
Mar 12, 2025
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Mar 12, 2025
Mar 11, 2025
Mar 11, 2025
Jul 5, 2024
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Jul 2, 2024
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Jun 24, 2024
Jun 19, 2024
(Electronic) Receipt
Appeal
Jun 19, 2024
Jun 19, 2024
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Jun 19, 2024
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Jun 19, 2024
Reply to appeal
Appeal
Feb 19, 2024
Feb 14, 2024
Feb 13, 2024
(Electronic) Receipt
Appeal
Feb 13, 2024
Feb 13, 2024
Dec 19, 2023
Dec 19, 2023
Dec 14, 2023
(Electronic) Receipt
Appeal
Dec 14, 2023
Dec 14, 2023
Notice of appeal
Appeal
Nov 27, 2023
Nov 27, 2023
Nov 27, 2023
Nov 27, 2023
Nov 27, 2023
Nov 27, 2023
Nov 27, 2023
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Nov 17, 2023
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Means of redress
OPPO
Nov 3, 2023
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Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
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Mar 13, 2023
Mar 6, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 6, 2023
Jan 19, 2023
Jan 19, 2023
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Oct 10, 2022
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May 25, 2022
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May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
Aug 24, 2021
Aug 10, 2021
Payment submission rejected
Search/Exam
Jul 15, 2021
Decision to grant a European patent
Search/Exam
Jul 2, 2021
(Electronic) Receipt
Search/Exam
Jul 2, 2021
English translation of the claims
Search/Exam
Jul 2, 2021
German translation of the claims
Search/Exam
Jul 2, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 11, 2021
Mar 11, 2021
Mar 11, 2021
Intention to grant (signatures)
Search/Exam
Mar 11, 2021
Text intended for grant (clean copy)
Search/Exam
Mar 11, 2021
Jun 19, 2020
(Electronic) Receipt
Search/Exam
Jun 19, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 19, 2020
Feb 20, 2020
Annex to the communication
Search/Exam
Feb 20, 2020
Communication from the Examining Division
Search/Exam
Feb 21, 2019
(Electronic) Receipt
Search/Exam
Feb 21, 2019
Amended claims with annotations
Search/Exam
Feb 21, 2019
Amended description with annotations
Search/Exam
Feb 21, 2019
Claims
Search/Exam
Feb 21, 2019
Description
Search/Exam
Feb 21, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 21, 2019
Nov 28, 2018
Annex to the communication
Search/Exam
Nov 28, 2018
Communication from the Examining Division
Search/Exam
Nov 8, 2018
(Electronic) Receipt
Search/Exam
Nov 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2018
Jul 30, 2018
Annex to the communication
Search/Exam
Jul 30, 2018
Communication from the Examining Division
Search/Exam
Jul 24, 2018
Examination started
Search/Exam
Nov 9, 2017
(Electronic) Receipt
Search/Exam
Nov 9, 2017
Nov 9, 2017
Amended claims with annotations
Search/Exam
Nov 9, 2017
Amendments received before examination
Search/Exam
Nov 9, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 8, 2017
Communication to designated inventor
Search/Exam
Jun 8, 2017
Communication to designated inventor
Search/Exam
Jun 8, 2017
May 29, 2017
(Electronic) Receipt
Search/Exam
May 29, 2017
Letter accompanying subsequently filed items
Search/Exam
May 29, 2017
Letter concerning the inventor
Search/Exam
May 12, 2017
May 9, 2017
May 8, 2017
May 4, 2017
Priority search results copy provided by EPO
Search/Exam
May 4, 2017
Priority search results copy provided by EPO
Search/Exam
May 4, 2017
Priority search results copy provided by EPO
Search/Exam
May 1, 2017
Letter which had not been notified
Search/Exam
Apr 24, 2017
Letter which had not been notified
Search/Exam
Mar 31, 2017
Communication to designated inventor
Search/Exam
Mar 31, 2017
Communication to designated inventor
Search/Exam
Mar 31, 2017
Communication to designated inventor
Search/Exam
Mar 31, 2017
Communication to designated inventor
Search/Exam
Mar 31, 2017
Communication to designated inventor
Search/Exam
Mar 13, 2017
Feb 22, 2017
(Electronic) Receipt
Search/Exam
Feb 22, 2017
Feb 22, 2017
Amended claims with annotations
Search/Exam
Feb 22, 2017
Request for entry into the European phase
Search/Exam
Jan 9, 2017
Information on entry into European phase
Search/Exam
Mar 22, 2016
Mar 22, 2016
Mar 22, 2016
Mar 3, 2016
Copy of the international search report
Search/Exam
Mar 3, 2016
Copy of the international search report
Search/Exam
Mar 3, 2016
Published international application - A1
Search/Exam
Jan 19, 2016
ISR: cited documents
PCTISA
Jan 19, 2016
Jan 18, 2016
Jan 18, 2016
Jan 18, 2016
Oct 9, 2015
Sep 25, 2015
Abstract
PCTISA
Sep 25, 2015
Claims
PCTISA
Sep 25, 2015
Description
PCTISA
Sep 25, 2015
Sep 25, 2015