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The patent EP2889358 was granted to JNC on Oct 11, 2017. The application was filed on Jan 15, 2010 under application number EP15155498A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| MERCK PATENT | Jul 11, 2018 | RUSSELL | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1889894 |
| DESCRIPTION | JP2003307720 |
| DESCRIPTION | JP2004131704 |
| DESCRIPTION | JP2005035986 |
| DESCRIPTION | JP2006133619 |
| DESCRIPTION | JPH02503441 |
| DESCRIPTION | JPH07101900 |
| DESCRIPTION | JPS59176221 |
| DESCRIPTION | US3660505 |
| OPPOSITION | CN101144944 |
| OPPOSITION | DE3321373 |
| OPPOSITION | EP1889894 |
| OPPOSITION | EP2053113 |
| OPPOSITION | EP2380947 |
| OPPOSITION | EP2677018 |
| OPPOSITION | EP2889358 |
| OPPOSITION | US2004011996 |
| OPPOSITION | US2009103011 |
| OPPOSITION | US2009109392 |
| OPPOSITION | US2009268150 |
| OPPOSITION | US2010134751 |
| OPPOSITION | US2011248216 |
| OPPOSITION | US2011255048 |
| OPPOSITION | US6558758 |
| OPPOSITION | WO2007017180 |
| OPPOSITION | WO2008018248 |
| OPPOSITION | WO2010072302 |
| SEARCH | EP1889894 |
| SEARCH | EP2053113 |
| SEARCH | EP2361290 |
| SEARCH | EP2677018 |
| SEARCH | JP2004131704 |
| SEARCH | US2004011996 |
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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Claims
OPPO
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Claims
OPPO
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Claims
OPPO
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Claims
OPPO
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Oct 19, 2017
Sep 14, 2017
Decision to grant a European patent
Search/Exam
Sep 12, 2017
(Electronic) Receipt
Search/Exam
Sep 12, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 1, 2017
(Electronic) Receipt
Search/Exam
Sep 1, 2017
Filing of the translations of the claims
Search/Exam
Sep 1, 2017
French translation of claims
Search/Exam
Sep 1, 2017
German translation of the claims
Search/Exam
Sep 1, 2017
Letter accompanying subsequently filed items
Search/Exam
May 10, 2017
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Intention to grant (signatures)
Search/Exam
May 10, 2017
Text intended for grant (clean copy)
Search/Exam
May 10, 2017
Mar 30, 2017
Mar 22, 2017
Jan 31, 2017
Amended description with annotations
Search/Exam
Jan 31, 2017
Description
Search/Exam
Jan 31, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 31, 2017
Oct 11, 2016
Annex to the communication
Search/Exam
Oct 11, 2016
Communication from the Examining Division
Search/Exam
Oct 4, 2016
Examination started
Search/Exam
Dec 17, 2015
(Electronic) Receipt
Search/Exam
Dec 17, 2015
Dec 17, 2015
Amended claims with annotations
Search/Exam
Dec 17, 2015
Amendments received before examination
Search/Exam
Dec 17, 2015
Letter accompanying subsequently filed items
Search/Exam
Jul 6, 2015
Jun 10, 2015
Refund of fees
Search/Exam
Jun 3, 2015
Jun 3, 2015
European search opinion
Search/Exam
Jun 3, 2015
European search report
Search/Exam
Jun 3, 2015
Notification of forthcoming publication
Search/Exam
May 21, 2015
Search started
Search/Exam
Apr 13, 2015
Communication to designated inventor
Search/Exam
Feb 18, 2015
Abstract
Search/Exam
Feb 18, 2015
Feb 18, 2015
Claims
Search/Exam
Feb 18, 2015
Description
Search/Exam
Feb 18, 2015
Designation of inventor
Search/Exam
Feb 18, 2015
Request for grant of a European patent
Search/Exam
Aug 18, 2010
Aug 18, 2010