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The patent EP2992891 was granted to UCB Pharma on Aug 5, 2020. The application was filed on Jun 15, 2007 under application number EP15156237A. 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 |
|---|---|---|---|
| LEDERER & KELLER PATENTANWALTE PARTNERSCHAFT MBB | May 3, 2021 | LEDERER & KELLER PATENTANWALTE PARTNERSCHAFT MBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2005EP10603 |
| DESCRIPTION | EP1541138 |
| DESCRIPTION | US5378729 |
| DESCRIPTION | US5773475 |
| OPPOSITION | WO2006079547 |
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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Sep 15, 2021
Authorisation
OPPO
Sep 15, 2021
Sep 15, 2021
May 20, 2021
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May 7, 2021
May 3, 2021
May 3, 2021
May 3, 2021
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May 3, 2021
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May 3, 2021
May 3, 2021
May 3, 2021
Aug 17, 2020
Jul 9, 2020
Decision to grant a European patent
Search/Exam
Jun 16, 2020
Jun 4, 2020
(Electronic) Receipt
Search/Exam
Jun 4, 2020
Filing of the translations of the claims
Search/Exam
Jun 4, 2020
French translation of claims
Search/Exam
Jun 4, 2020
German translation of the claims
Search/Exam
Jun 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 25, 2020
Feb 25, 2020
Feb 25, 2020
Intention to grant (signatures)
Search/Exam
Feb 25, 2020
Text intended for grant (clean copy)
Search/Exam
Feb 25, 2020
Aug 2, 2019
(Electronic) Receipt
Search/Exam
Aug 2, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 2, 2019
Apr 11, 2019
Annex to the communication
Search/Exam
Apr 11, 2019
Communication from the Examining Division
Search/Exam
May 10, 2017
(Electronic) Receipt
Search/Exam
May 10, 2017
Amended description with annotations
Search/Exam
May 10, 2017
Description
Search/Exam
May 10, 2017
Letter accompanying subsequently filed items
Search/Exam
May 10, 2017
Apr 10, 2017
Apr 5, 2017
(Electronic) Receipt
Search/Exam
Apr 5, 2017
Dec 8, 2016
Annex to the communication
Search/Exam
Dec 8, 2016
Communication from the Examining Division
Search/Exam
Dec 1, 2016
Examination started
Search/Exam
Jul 13, 2016
(Electronic) Receipt
Search/Exam
Jul 13, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 13, 2016
Written request for examination
Search/Exam
Jul 4, 2016
(Electronic) Receipt
Search/Exam
Jul 4, 2016
Jul 4, 2016
Amended claims with annotations
Search/Exam
Jul 4, 2016
Amendments received before examination
Search/Exam
Jul 4, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 4, 2016
Jul 4, 2016
Jul 4, 2016
Jul 4, 2016
Mar 14, 2016
Feb 10, 2016
Notification of forthcoming publication
Search/Exam
Dec 23, 2015
Refund of fees
Search/Exam
Dec 14, 2015
Dec 14, 2015
European search opinion
Search/Exam
Dec 14, 2015
European search report
Search/Exam
Dec 14, 2015
Information on Search Strategy
Search/Exam
Nov 24, 2015
Search started
Search/Exam
Nov 5, 2015
Decision on interlocutory revision
Search/Exam
Oct 29, 2015
Priority search results copy provided by EPO
Search/Exam
Oct 29, 2015
Priority search results copy provided by EPO
Search/Exam
Oct 20, 2015
(Electronic) Receipt
Search/Exam
Oct 20, 2015
Oct 20, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 20, 2015
Notice of appeal/statement of grounds
Search/Exam
Sep 25, 2015
Advice of delivery
Search/Exam
Sep 25, 2015
Advice of delivery
Search/Exam
Aug 21, 2015
(Electronic) Receipt
Search/Exam
Aug 21, 2015
Letter accompanying subsequently filed items
Search/Exam
Aug 21, 2015
Matter concerning the application
Search/Exam
Aug 12, 2015
Jul 13, 2015
(Electronic) Receipt
Search/Exam
Jul 13, 2015
Drawings
Search/Exam
Jul 13, 2015
Letter accompanying subsequently filed items
Search/Exam
Jul 13, 2015
May 18, 2015
Communication to designated inventor
Search/Exam
Apr 7, 2015
Feb 24, 2015
Abstract
Search/Exam
Feb 24, 2015
Feb 24, 2015
Claims
Search/Exam
Feb 24, 2015
Description
Search/Exam
Feb 24, 2015
Designation of inventor
Search/Exam
Feb 24, 2015
Drawings
Search/Exam
Feb 24, 2015
Request for grant of a European patent
Search/Exam
Jan 10, 2008
Dec 1, 2006
Priority document (RO-procedure)
Search/Exam
Nov 14, 2006
Priority document (RO-procedure)
Search/Exam
Oct 19, 2006
Priority document (RO-procedure)
Search/Exam