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The patent EP3354253 was granted to Beiersdorf on Jun 3, 2020. The application was filed on Jan 9, 2018 under application number EP18150780A. 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 |
|---|---|---|---|
| STADA ARZNEIMITTEL | Mar 3, 2021 | HAMM & WITTKOPP | ADMISSIBLE |
| BASF | Mar 2, 2021 | BASF ASSOCIATION | ADMISSIBLE |
| L'OREAL | Mar 2, 2021 | CABINET NONY | ADMISSIBLE |
| L'OREAL | Mar 2, 2021 | IPSILON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | AU2015252339B |
| OPPOSITION | DE10155963 |
| OPPOSITION | DE102008018786 |
| OPPOSITION | EP2939710 |
| OPPOSITION | EP3351236 |
| OPPOSITION | JP2007182388 |
| OPPOSITION | JP4827877B |
| OPPOSITION | US2005008587 |
| OPPOSITION | US2012156149 |
| OPPOSITION | US2014308220 |
| SEARCH | DE10155963 |
| SEARCH | DE102004009154 |
| SEARCH | DE102007024346 |
| SEARCH | DE102008021631 |
| SEARCH | EP2092930 |
| SEARCH | EP3093006 |
| SEARCH | US2014308220 |
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
Apr 23, 2020
(Electronic) Receipt
Search/Exam
Apr 23, 2020
English translation of the claims
Search/Exam
Apr 23, 2020
Filing of the translations of the claims
Search/Exam
Apr 23, 2020
French translation of claims
Search/Exam
Apr 23, 2020
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jan 23, 2020
Text intended for grant (clean copy)
Search/Exam
Jan 23, 2020
Dec 17, 2019
Examination started
Search/Exam
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Amendments received before examination
Search/Exam
Nov 26, 2018
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European search opinion
Search/Exam
Oct 23, 2018
European search report
Search/Exam
Oct 23, 2018
Information on Search Strategy
Search/Exam
Jul 4, 2018
Notification of forthcoming publication
Search/Exam
Jun 7, 2018
Jun 7, 2018
Information on Search Strategy
Search/Exam
Jun 7, 2018
Partial European search report
Search/Exam
Jun 7, 2018
May 25, 2018
Search started
Search/Exam
Apr 5, 2018
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Jan 29, 2018
Letter concerning the priority
Search/Exam
Jan 29, 2018
Priority document
Search/Exam
Jan 9, 2018
Abstract
Search/Exam
Jan 9, 2018
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Claims
Search/Exam
Jan 9, 2018
Description
Search/Exam
Jan 9, 2018
Designation of inventor
Search/Exam
Jan 9, 2018
Priority search results
Search/Exam
Jan 9, 2018
Request for grant of a European patent
Search/Exam