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The patent EP2377536 was granted to Acorda Therapeutics on Aug 17, 2022. The application was filed on Apr 11, 2005 under application number EP11160247A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".
Latest UPC cases involving this patent.
| Case Number | Filing Date | Plaintiff | Proceeding Type |
|---|---|---|---|
| UPC_COA_0000917/2025 | Dec 8, 2025 | Merz Pharmaceuticals, Merz Pharma France | Appeal |
| UPC_COA_0000906/2025 | Nov 13, 2025 | Viatris Sante | Appeal |
| UPC_CFI_697/2025 | Jul 31, 2025 | Merz Pharmaceuticals, Merz Pharma France | Provisional Measures |

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 |
|---|---|---|---|
| NEURAXPHARM ARZNEIMITTEL | Dec 6, 2013 | KONIGER | ADMISSIBLE |
| SYNTHON | Dec 6, 2013 | PRINS | ADMISSIBLE |
| ACTAVIS GROUP PTC EHF | Dec 5, 2013 | ELKINGTON AND FIFE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20040010828 |
| DESCRIPTION | US20040560894 |
| DESCRIPTION | US2004008101 |
| DESCRIPTION | US5952357 |
| SEARCH | IE82916 |
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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Means of redress
OPPO
Oct 22, 2021
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Aug 13, 2021
Aug 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2021
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Description
OPPO
Mar 16, 2021
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Oct 13, 2020
Advice of delivery
Appeal
Oct 9, 2020
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Advice of delivery
Appeal
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Advice of delivery
Appeal
Sep 23, 2020
Advice of delivery
Appeal
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(Electronic) Receipt
Appeal
Aug 28, 2019
(Electronic) Receipt
Appeal
Aug 28, 2019
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Claims
Appeal
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Appeal
Aug 28, 2019
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Appeal
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Appeal
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Appeal
Aug 28, 2019
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Appeal
Aug 28, 2019
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Aug 26, 2019
Aug 23, 2019
(Electronic) Receipt
Appeal
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Aug 14, 2019
Aug 6, 2019
Aug 1, 2019
(Electronic) Receipt
Appeal
Aug 1, 2019
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Jun 10, 2019
(Electronic) Receipt
Appeal
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Mar 18, 2019
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Mar 12, 2019
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Mar 8, 2019
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Claims
Appeal
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Appeal
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Appeal
Mar 8, 2019
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Feb 11, 2019
Advice of delivery
Appeal
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Advice of delivery
Appeal
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Jan 18, 2019
Advice of delivery
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Jan 17, 2019
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Appeal
Jan 10, 2019
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Dec 19, 2018
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Dec 12, 2018
(Electronic) Receipt
Appeal
Dec 12, 2018
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Advice of delivery
Appeal
Dec 6, 2018
Advice of delivery
Appeal
Dec 6, 2018
Advice of delivery
Appeal
Dec 3, 2018
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Nov 30, 2018
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Nov 29, 2018
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Nov 28, 2018
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Nov 23, 2018
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(Electronic) Receipt
Appeal
Jan 3, 2017
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Reply to appeal
Appeal
Jan 3, 2017
Reply to appeal
Appeal
Jan 3, 2017
Reply to appeal
Appeal
Dec 31, 2016
(Electronic) Receipt
Appeal
Dec 31, 2016
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Dec 29, 2016
(Electronic) Receipt
Appeal
Dec 29, 2016
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(Electronic) Receipt
Appeal
Dec 27, 2016
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Reply to appeal
Appeal
Sep 20, 2016
Aug 24, 2016
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(Electronic) Receipt
Appeal
Aug 16, 2016
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Claims
Appeal
Aug 16, 2016
Claims
Appeal
Aug 16, 2016
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Appeal
Aug 16, 2016
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Processing of an appeal
Appeal
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(Electronic) Receipt
Appeal
Feb 24, 2016
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Notice of appeal
Appeal
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Annex
OPPO
Oct 8, 2014
Annex
OPPO
Oct 8, 2014
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OPPO
Oct 8, 2014
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OPPO
Oct 8, 2014
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OPPO
Oct 8, 2014
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OPPO
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OPPO
Oct 8, 2014
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OPPO
Oct 8, 2014
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OPPO
Oct 8, 2014
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Jun 26, 2013
Jun 6, 2013
Submission concerning representation
Search/Exam
Mar 8, 2013
Feb 7, 2013
Decision to grant a European patent
Search/Exam
Feb 4, 2013
General enquiry
Search/Exam
Nov 14, 2012
Nov 8, 2012
(Electronic) Receipt
Search/Exam
Nov 8, 2012
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2012
Nov 8, 2012
Oct 2, 2012
(Electronic) Receipt
Search/Exam
Oct 2, 2012
Filing of the translations of the claims
Search/Exam
Oct 2, 2012
French translation of claims
Search/Exam
Oct 2, 2012
German translation of the claims
Search/Exam
Oct 2, 2012
Letter accompanying subsequently filed items
Search/Exam
Sep 19, 2012
Sep 19, 2012
Sep 19, 2012
Intention to grant (signatures)
Search/Exam
Sep 19, 2012
Text intended for grant
Search/Exam
Sep 14, 2012
Annex to a communication
Search/Exam
Sep 14, 2012
Annex to the communication
Search/Exam
Sep 14, 2012
Sep 14, 2012
Sep 14, 2012
Sep 14, 2012
Jul 19, 2012
Letter dealing with oral proceedings
Search/Exam
Jun 27, 2012
Claims
Search/Exam
Jun 27, 2012
Claims
Search/Exam
Jun 27, 2012
Claims
Search/Exam
Jun 27, 2012
Claims
Search/Exam
Jun 27, 2012
Jun 27, 2012
Letter dealing with oral proceedings
Search/Exam
Jun 27, 2012
Jun 22, 2012
Claims
Search/Exam
Jun 22, 2012
Claims
Search/Exam
Jun 22, 2012
Claims
Search/Exam
Jun 22, 2012
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Search/Exam
Jun 22, 2012
Claims
Search/Exam
Jun 22, 2012
Claims
Search/Exam
Jun 22, 2012
Claims
Search/Exam
Jun 22, 2012
Claims
Search/Exam
Jun 22, 2012
Letter dealing with oral proceedings
Search/Exam
Jun 22, 2012
Letter dealing with oral proceedings
Search/Exam
Jun 19, 2012
Jun 15, 2012
(Electronic) Receipt
Search/Exam
Jun 15, 2012
Annex
Search/Exam
Jun 15, 2012
Letter accompanying subsequently filed items
Search/Exam
Jun 15, 2012
Letter dealing with oral proceedings
Search/Exam
Jun 15, 2012
Jun 15, 2012
Apr 13, 2012
Advice of delivery
Search/Exam
Apr 13, 2012
Advice of delivery
Search/Exam
Mar 30, 2012
Acknowledgement of a document
Search/Exam
Mar 30, 2012
Annex to the communication
Search/Exam
Mar 30, 2012
Preparation for oral proceedings
Search/Exam
Mar 30, 2012
Summons to attend oral proceedings
Search/Exam
Feb 8, 2012
(Electronic) Receipt
Search/Exam
Feb 8, 2012
Amended claims with annotations
Search/Exam
Feb 8, 2012
Amended description with annotations
Search/Exam
Feb 8, 2012
Annex
Search/Exam
Feb 8, 2012
Annex
Search/Exam
Feb 8, 2012
Annex
Search/Exam
Feb 8, 2012
Claims
Search/Exam
Feb 8, 2012
Letter accompanying subsequently filed items
Search/Exam
Feb 8, 2012
Nov 28, 2011
Annex to the communication
Search/Exam
Nov 28, 2011
Communication from the Examining Division
Search/Exam
Nov 14, 2011
Nov 14, 2011
Oct 28, 2011
Oct 24, 2011
(Electronic) Receipt
Search/Exam
Oct 24, 2011
Oct 24, 2011
Amended claims with annotations
Search/Exam
Oct 24, 2011
Amendments received before examination
Search/Exam
Oct 24, 2011
Letter accompanying subsequently filed items
Search/Exam
Oct 24, 2011
Oct 17, 2011
(Electronic) Receipt
Search/Exam
Oct 17, 2011
Letter accompanying subsequently filed items
Search/Exam
Oct 17, 2011
Submission concerning representation
Search/Exam
Sep 26, 2011
(Electronic) Receipt
Search/Exam
Sep 26, 2011
Letter accompanying subsequently filed items
Search/Exam
Sep 21, 2011
Notification of forthcoming publication
Search/Exam
Sep 16, 2011
Sep 16, 2011
European search opinion
Search/Exam
Sep 16, 2011
European search report
Search/Exam
Aug 17, 2011
(Electronic) Receipt
Search/Exam
Aug 17, 2011
Designation of inventor
Search/Exam
Aug 17, 2011
Letter accompanying subsequently filed items
Search/Exam
Aug 17, 2011
Letter concerning the inventor
Search/Exam
Jul 29, 2011
(Electronic) Receipt
Search/Exam
Jul 29, 2011
Claims
Search/Exam
Jul 29, 2011
Letter accompanying subsequently filed items
Search/Exam
Jul 26, 2011
Extension of time limit granted
Search/Exam
Jul 18, 2011
(Electronic) Receipt
Search/Exam
Jul 18, 2011
Letter accompanying subsequently filed items
Search/Exam
May 20, 2011
Deficiency in designation of inventor
Search/Exam
Apr 22, 2011
(Electronic) Receipt
Search/Exam
Apr 22, 2011
Letter accompanying subsequently filed items
Search/Exam
Apr 20, 2011
Apr 15, 2011
Annex
Search/Exam
Mar 29, 2011
Abstract
Search/Exam
Mar 29, 2011
Mar 29, 2011
Description
Search/Exam
Mar 29, 2011
Drawings
Search/Exam
Mar 29, 2011
Letter concerning search matters
Search/Exam
Mar 29, 2011
Letter concerning search matters
Search/Exam
Mar 29, 2011
Request for grant of a European patent
Search/Exam
Nov 14, 2005
Nov 14, 2005