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The patent EP2854831 was granted to Ferring on Jul 10, 2024. The application was filed on May 31, 2013 under application number EP13726219A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| ACCORD HEALTHCARE | Apr 10, 2025 | BRAND MURRAY FULLER | ADMISSIBLE |
| GRAF VON STOSCH PATENTANWALTSGESELLSCHAFT | Apr 10, 2025 | LEPTHIEN | ADMISSIBLE |
| ZIMMERMANN & PARTNER PATENTANWALTE MBB | Apr 10, 2025 | ZIMMERMANN & PARTNER PATENTANWALTE MBB | ADMISSIBLE |
| KRAUS & LEDERER PARTGMBB | Mar 24, 2025 | KRAUS & LEDERER PARTGMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2010012835 |
| DESCRIPTION | WO2011066386 |
| DESCRIPTION | WO2012055903 |
| DESCRIPTION | WO2012055905 |
| DESCRIPTION | WO9846634 |
| EXAMINATION | WO2011066386 |
| INTERNATIONAL-SEARCH-REPORT | CN102204889 |
| INTERNATIONAL-SEARCH-REPORT | US2005282731 |
| INTERNATIONAL-SEARCH-REPORT | WO2010125468 |
| INTERNATIONAL-SEARCH-REPORT | WO2011004260 |
| INTERNATIONAL-SEARCH-REPORT | WO2012013331 |
| OPPOSITION | CN102329373 |
| OPPOSITION | US2002099018 |
| OPPOSITION | US2005282731 |
| OPPOSITION | US2006135405 |
| OPPOSITION | US2007161571 |
| OPPOSITION | WO0230463 |
| OPPOSITION | WO2009101530 |
| OPPOSITION | WO2010121835 |
| OPPOSITION | WO2011004260 |
| OPPOSITION | WO2011066386 |
| OPPOSITION | WO2012055905 |
| OPPOSITION | WO2013178788 |
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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Letter accompanying subsequently filed items
Search/Exam
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Decision to grant a European patent
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May 31, 2024
(Electronic) Receipt
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May 31, 2024
Filing of the translations of the claims
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May 31, 2024
French translation of claims
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May 31, 2024
German translation of the claims
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May 31, 2024
Letter accompanying subsequently filed items
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May 29, 2024
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Intention to grant (signatures)
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May 29, 2024
Text intended for grant (clean copy)
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May 29, 2024
Apr 22, 2024
(Electronic) Receipt
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Apr 22, 2024
Abstract
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Apr 22, 2024
Abstract
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Apr 22, 2024
Amended claims with annotations
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Apr 22, 2024
Amended claims with annotations
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Apr 22, 2024
Amended description with annotations
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Amended drawings with annotations
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Apr 22, 2024
Claims
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Apr 22, 2024
Description
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Apr 22, 2024
Drawings
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Apr 22, 2024
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Apr 15, 2024
Letter accompanying subsequently filed items
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Apr 15, 2024
Dec 15, 2023
Annex to the communication
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Dec 15, 2023
Communication from the Examining Division
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Sep 1, 2023
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Aug 29, 2023
(Electronic) Receipt
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Aug 29, 2023
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Aug 28, 2023
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Oct 27, 2022
Letter accompanying subsequently filed items
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Oct 27, 2022
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(Electronic) Receipt
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Sep 8, 2022
Letter accompanying subsequently filed items
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Sep 8, 2022
Apr 29, 2022
Annex to the communication
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Apr 29, 2022
Communication from the Examining Division
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Feb 24, 2020
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Observations by third parties
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Sep 30, 2019
Amended claims with annotations
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Sep 30, 2019
Claims
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Sep 30, 2019
May 21, 2019
Annex to the communication
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May 21, 2019
Communication from the Examining Division
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Dec 7, 2018
Examination started
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Aug 24, 2018
Apr 5, 2016
Amended claims with annotations
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Apr 5, 2016
Claims
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Apr 5, 2016
Sep 30, 2015
Sep 30, 2015
Amended claims with annotations
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Sep 30, 2015
Amendments received before examination
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Sep 30, 2015
Payment of fees and costs
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Mar 20, 2015
Mar 14, 2015
Priority search results copy provided by EPO
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Mar 11, 2015
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Dec 22, 2014
(Electronic) Receipt
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Dec 22, 2014
Request for entry into the European phase
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Dec 16, 2014
Nov 25, 2014
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Notification of the recording of a change
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Oct 10, 2014
Information on entry into European phase
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Feb 27, 2014
Copy of the international search report
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Feb 27, 2014
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Notification of the recording of a change
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Dec 5, 2013
Published international application - A2
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May 31, 2013
(Electronic) Receipt
PCTRO
May 31, 2013
Abstract
PCTRO
May 31, 2013
Claims
PCTRO
May 31, 2013
Description
PCTRO
May 31, 2013
Drawings
PCTRO
May 31, 2013