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The patent EP2497461 was granted to Pierre Fabre Dermatologie on Dec 15, 2021. The application was filed on Apr 12, 2010 under application number EP12155472A. 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 |
|---|---|---|---|
| AECHTER | Mar 20, 2019 | TER MEER STEINMEISTER & PARTNER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0732064 |
| DESCRIPTION | FR2688405 |
| DESCRIPTION | US4600708 |
| OPPOSITION | EP2421504 |
| OPPOSITION | GB2264866 |
| OPPOSITION | US4600708 |
| OPPOSITION | WO2009050567 |
| OPPOSITION | WO2010122442 |
| SEARCH | DE102006020604 |
| SEARCH | GB2264866 |
| SEARCH | US4600708 |
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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Jul 2, 2018
May 25, 2018
Decision to grant a European patent
Search/Exam
Mar 26, 2018
(Electronic) Receipt
Search/Exam
Mar 26, 2018
Filing of the translations of the claims
Search/Exam
Mar 26, 2018
French translation of claims
Search/Exam
Mar 26, 2018
German translation of the claims
Search/Exam
Mar 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 8, 2018
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Intention to grant (signatures)
Search/Exam
Dec 1, 2017
Text intended for grant (clean copy)
Search/Exam
Dec 1, 2017
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May 18, 2017
(Electronic) Receipt
Search/Exam
May 18, 2017
Amended claims with annotations
Search/Exam
May 18, 2017
Claims
Search/Exam
May 18, 2017
Letter accompanying subsequently filed items
Search/Exam
May 18, 2017
Apr 10, 2017
Apr 4, 2017
(Electronic) Receipt
Search/Exam
Apr 4, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 4, 2017
Mar 2, 2017
Notice on debiting of fees
Search/Exam
Jan 10, 2017
Annex to the communication
Search/Exam
Jan 10, 2017
Communication from the Examining Division
Search/Exam
Dec 22, 2016
Examination started
Search/Exam
Apr 5, 2016
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Mar 18, 2016
Jan 26, 2015
Jan 7, 2015
Submission concerning representation
Search/Exam
Jun 26, 2014
(Electronic) Receipt
Search/Exam
Jun 26, 2014
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Amended claims with annotations
Search/Exam
Jun 26, 2014
Amendments received before examination
Search/Exam
Jun 26, 2014
Letter accompanying subsequently filed items
Search/Exam
Mar 18, 2014
(Electronic) Receipt
Search/Exam
Mar 18, 2014
Letter accompanying subsequently filed items
Search/Exam
Jan 23, 2014
Jan 8, 2014
Dec 4, 2013
Dec 4, 2013
European search opinion
Search/Exam
Dec 4, 2013
European search report
Search/Exam
Mar 21, 2013
Mar 6, 2013
Annexes in respect of a client data request
Search/Exam
Mar 6, 2013
Mar 1, 2013
Annexes in respect of a client data request
Search/Exam
Feb 28, 2013
Aug 16, 2012
Notification of forthcoming publication
Search/Exam
Apr 3, 2012
Priority search results copy provided by EPO
Search/Exam
Feb 14, 2012
Abstract
Search/Exam
Feb 14, 2012
Feb 14, 2012
Claims
Search/Exam
Feb 14, 2012
Description
Search/Exam
Feb 14, 2012
Designation of inventor
Search/Exam
Feb 14, 2012
Designation of inventor
Search/Exam
Feb 14, 2012
Designation of inventor
Search/Exam
Feb 14, 2012
Designation of inventor
Search/Exam
Feb 14, 2012
Letter concerning search matters
Search/Exam
Feb 14, 2012
Request for grant of a European patent
Search/Exam
Nov 18, 2010