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The patent EP2664328 was granted to Mochida Pharmaceutical on Apr 27, 2022. The application was filed on Jun 29, 2011 under application number EP11800926A. 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 |
|---|---|---|---|
| FH SERVICES | Aug 21, 2019 | BECK GREENER | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2003002829 |
| DESCRIPTION | JP2003073270 |
| DESCRIPTION | JP2004002473 |
| DESCRIPTION | JP2008517040 |
| DESCRIPTION | JP2008533029 |
| DESCRIPTION | JP2009529531 |
| DESCRIPTION | JP3719679B |
| DESCRIPTION | JPH026406 |
| DESCRIPTION | JPH05246844 |
| DESCRIPTION | WO2006045865 |
| DESCRIPTION | WO2006096806 |
| DESCRIPTION | WO2007103557 |
| DESCRIPTION | WO2009087938 |
| INTERNATIONAL-SEARCH-REPORT | JP2003002829 |
| INTERNATIONAL-SEARCH-REPORT | JP2004196706 |
| INTERNATIONAL-SEARCH-REPORT | JP2010260812 |
| INTERNATIONAL-SEARCH-REPORT | JP2010513351 |
| INTERNATIONAL-SEARCH-REPORT | JPH038435 |
| INTERNATIONAL-SEARCH-REPORT | JPH05246844 |
| INTERNATIONAL-SEARCH-REPORT | JPH11502838 |
| INTERNATIONAL-SEARCH-REPORT | JPS55138457 |
| INTERNATIONAL-SEARCH-REPORT | WO2007130714 |
| INTERNATIONAL-SEARCH-REPORT | WO2009087938 |
| OPPOSITION | EP1803440 |
| OPPOSITION | EP1905424 |
| OPPOSITION | EP2229939 |
| OPPOSITION | JP2003002829 |
| OPPOSITION | JP2003073270 |
| OPPOSITION | JP2004002473 |
| OPPOSITION | US2004072894 |
| OPPOSITION | US2004137054 |
| OPPOSITION | US2006034815 |
| OPPOSITION | US2007212411 |
| OPPOSITION | US2008038332 |
| OPPOSITION | US5030447 |
| OPPOSITION | WO2004010980 |
| OPPOSITION | WO2006096806 |
| OPPOSITION | WO2007130714 |
| OPPOSITION | WO2008000731 |
| OPPOSITION | WO2009059717 |
| OPPOSITION | WO2010010579 |
| SEARCH | EP2229939 |
| SEARCH | WO2008000731 |
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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Mar 31, 2022
Mar 25, 2022
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OPPO
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Claims
OPPO
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Dec 3, 2018
Oct 25, 2018
Decision to grant a European patent
Search/Exam
Oct 10, 2018
(Electronic) Receipt
Search/Exam
Oct 10, 2018
French translation of claims
Search/Exam
Oct 10, 2018
German translation of the claims
Search/Exam
Oct 10, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 12, 2018
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Intention to grant (signatures)
Search/Exam
Jun 12, 2018
Text intended for grant (clean copy)
Search/Exam
Jun 12, 2018
Jan 22, 2018
Amended description with annotations
Search/Exam
Jan 22, 2018
Claims
Search/Exam
Jan 22, 2018
Description
Search/Exam
Jan 22, 2018
Sep 26, 2017
Annex to the communication
Search/Exam
Sep 26, 2017
Communication from the Examining Division
Search/Exam
Sep 19, 2017
Examination started
Search/Exam
Jun 16, 2017
Feb 24, 2015
Submission concerning representation
Search/Exam
May 27, 2014
May 27, 2014
May 27, 2014
Amendments received before examination
Search/Exam
May 27, 2014
Translation of priority document
Search/Exam
Jan 9, 2014
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Dec 20, 2013
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European search opinion
Search/Exam
Dec 20, 2013
Supplementary European search report
Search/Exam
Dec 10, 2013
Search started
Search/Exam
Oct 23, 2013
Notification of forthcoming publication
Search/Exam
Feb 26, 2013
Feb 21, 2013
Feb 15, 2013
Communication to designated inventor
Search/Exam
Feb 15, 2013
Communication to designated inventor
Search/Exam
Feb 15, 2013
Communication to designated inventor
Search/Exam
Jan 22, 2013
Dec 20, 2012
(Electronic) Receipt
Search/Exam
Dec 20, 2012
Abstract
Search/Exam
Dec 20, 2012
Claims
Search/Exam
Dec 20, 2012
Description
Search/Exam
Dec 20, 2012
Request for entry into the European phase
Search/Exam
Nov 9, 2012
Information on entry into European phase
Search/Exam
Jan 25, 2012
Jan 5, 2012
Copy of the international search report
Search/Exam
Jan 5, 2012
Jan 5, 2012
International publication pamphlet
Search/Exam