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The patent EP2421504 was granted to Pierre Fabre Dermatologie on Aug 10, 2022. The application was filed on Apr 12, 2010 under application number EP10717263A. 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 | Dec 8, 2017 | TER MEER STEINMEISTER & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102006020604 |
| INTERNATIONAL-SEARCH-REPORT | GB2264866 |
| INTERNATIONAL-SEARCH-REPORT | US4600708 |
| OPPOSITION | GB2264866 |
| OPPOSITION | US4600708 |
| OPPOSITION | WO2009050567 |
| OPPOSITION | WO2010122442 |
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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Jul 14, 2022
Jul 14, 2022
Jul 8, 2022
Jun 30, 2022
Jun 30, 2022
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Jun 30, 2022
May 9, 2022
May 9, 2022
May 9, 2022
May 3, 2022
Apr 28, 2022
Refund of fees
Appeal
Apr 19, 2022
Apr 14, 2022
Apr 13, 2022
Apr 13, 2022
Apr 13, 2022
Apr 8, 2022
(Electronic) Receipt
Appeal
Apr 8, 2022
Apr 8, 2022
Apr 8, 2022
Withdrawal of an appeal
Appeal
Mar 29, 2022
Mar 29, 2022
Jan 20, 2022
Jan 17, 2022
Jul 30, 2021
Jul 12, 2021
Jul 12, 2021
Jul 7, 2021
Jul 16, 2020
Feb 27, 2020
Feb 20, 2020
(Electronic) Receipt
Appeal
Feb 20, 2020
Feb 20, 2020
Claims
Appeal
Feb 20, 2020
Feb 20, 2020
Reply to appeal
Appeal
Oct 28, 2019
Oct 22, 2019
(Electronic) Receipt
Appeal
Oct 22, 2019
Oct 22, 2019
Oct 22, 2019
Oct 22, 2019
Aug 21, 2019
Aug 12, 2019
(Electronic) Receipt
Appeal
Aug 12, 2019
Aug 12, 2019
Aug 12, 2019
Notice of appeal
Appeal
Jul 24, 2019
Jul 4, 2019
Jun 25, 2019
Jun 17, 2019
Jun 12, 2019
Jun 12, 2019
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Means of redress
OPPO
Jun 12, 2019
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Jun 1, 2018
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Claims
OPPO
May 28, 2018
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Oct 24, 2017
Oct 19, 2017
Mar 8, 2017
Mar 1, 2017
Refund of fees
Search/Exam
Feb 9, 2017
Decision to grant a European patent
Search/Exam
Jan 20, 2017
(Electronic) Receipt
Search/Exam
Jan 20, 2017
Filing of the translations of the claims
Search/Exam
Jan 20, 2017
French translation of claims
Search/Exam
Jan 20, 2017
German translation of the claims
Search/Exam
Jan 20, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 11, 2016
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Intention to grant (signatures)
Search/Exam
Nov 11, 2016
Text intended for grant (clean copy)
Search/Exam
Nov 11, 2016
Apr 5, 2016
Apr 5, 2016
Mar 18, 2016
Sep 10, 2015
(Electronic) Receipt
Search/Exam
Sep 10, 2015
Amended claims with annotations
Search/Exam
Sep 10, 2015
Claims
Search/Exam
Sep 10, 2015
Letter accompanying subsequently filed items
Search/Exam
Sep 10, 2015
Jun 18, 2015
Annex to the communication
Search/Exam
Jun 18, 2015
Communication from the Examining Division
Search/Exam
Jun 12, 2015
Examination started
Search/Exam
Apr 14, 2015
Apr 8, 2015
Jan 26, 2015
Jan 7, 2015
Submission concerning representation
Search/Exam
Mar 18, 2014
(Electronic) Receipt
Search/Exam
Mar 18, 2014
Letter accompanying subsequently filed items
Search/Exam
Mar 21, 2013
Mar 6, 2013
Mar 1, 2013
Annexes in respect of a client data request
Search/Exam
Feb 28, 2013
Feb 8, 2012
(Electronic) Receipt
Search/Exam
Feb 8, 2012
Feb 8, 2012
Amended claims with annotations
Search/Exam
Feb 8, 2012
Amendments received before examination
Search/Exam
Feb 8, 2012
Letter accompanying subsequently filed items
Search/Exam
Feb 1, 2012
Dec 14, 2011
Nov 8, 2011
Oct 20, 2011
(Electronic) Receipt
Search/Exam
Oct 20, 2011
Oct 20, 2011
Amended claims with annotations
Search/Exam
Oct 20, 2011
Amendments received before examination
Search/Exam
Oct 20, 2011
Annex
Search/Exam
Oct 20, 2011
Request for entry into the European phase
Search/Exam
Sep 2, 2011
Information on entry into European phase
Search/Exam
Nov 18, 2010
Oct 28, 2010
Copy of the international search report
Search/Exam
Oct 28, 2010
Published international application - A1
Search/Exam
Aug 25, 2010
Jul 29, 2010
Jul 29, 2010
Jul 29, 2010
May 6, 2010
Abstract
PCTISA
May 6, 2010
Claims
PCTISA
May 6, 2010
Description
PCTISA