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The patent EP2374452 was granted to Ajinomoto on Jul 24, 2019. The application was filed on Dec 4, 2009 under application number EP09830480A. 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 |
|---|---|---|---|
| FRESENIUS KABI DEUTSCHLAND | Mar 13, 2020 | FRESENIUS KABI DEUTSCHLAND | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2002514575 |
| DESCRIPTION | JPH11508282 |
| DESCRIPTION | WO2005094813 |
| INTERNATIONAL-SEARCH-REPORT | JP2001288107 |
| INTERNATIONAL-SEARCH-REPORT | JP2006503105 |
| INTERNATIONAL-SEARCH-REPORT | JP2006520335 |
| INTERNATIONAL-SEARCH-REPORT | JP2008247896 |
| INTERNATIONAL-SEARCH-REPORT | JP2008528475 |
| INTERNATIONAL-SEARCH-REPORT | JPH0873351 |
| INTERNATIONAL-SEARCH-REPORT | JPH11508282 |
| INTERNATIONAL-SEARCH-REPORT | WO2005094813 |
| OPPOSITION | EP0747395 |
| OPPOSITION | WO02069964 |
| OPPOSITION | WO2004082402 |
| OPPOSITION | WO2008001086 |
| OPPOSITION | WO2010064714 |
| SEARCH | EP0747395 |
| SEARCH | WO02069964 |
| SEARCH | WO2004026294 |
| SEARCH | WO2004082402 |
| SEARCH | WO2008001086 |
| SEARCH | WO2009157759 |
| SEARCH | WO2010002242 |
| SEARCH | WO9739749 |
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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Description
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General enquiry
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Advice of delivery
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Appeal
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Decision to grant a European patent
Search/Exam
Jun 7, 2019
(Electronic) Receipt
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Jun 7, 2019
Filing of the translations of the claims
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Jun 7, 2019
French translation of claims
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Jun 7, 2019
German translation of the claims
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Jun 7, 2019
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Feb 15, 2019
Text intended for grant (clean copy)
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(Electronic) Receipt
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Jan 23, 2019
Amended description with annotations
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Jan 23, 2019
Description
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Jan 23, 2019
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Dec 5, 2018
Text intended for grant (clean copy)
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Advice of delivery
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Nov 12, 2018
Annex to the communication
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(Electronic) Receipt
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Nov 9, 2018
Amended description with annotations
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Nov 9, 2018
Description
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Nov 9, 2018
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Oct 24, 2018
Amended claims with annotations
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Amended claims with annotations
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Oct 24, 2018
Claims
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Oct 24, 2018
Claims
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Oct 24, 2018
Letter accompanying subsequently filed items
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Oct 24, 2018
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Advice of delivery
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(Electronic) Receipt
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Advice of delivery
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Apr 10, 2018
Letter accompanying subsequently filed items
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Apr 6, 2018
Acknowledgement of a document
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Apr 6, 2018
Annex to the communication
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Apr 6, 2018
Preparation for oral proceedings
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Apr 6, 2018
Summons to attend oral proceedings
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Feb 14, 2018
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Feb 14, 2018
Claims
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Feb 14, 2018
Letter accompanying subsequently filed items
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Feb 14, 2018
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Annex to the communication
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Oct 6, 2017
Communication from the Examining Division
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(Electronic) Receipt
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Jun 16, 2017
Amended claims with annotations
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Jun 16, 2017
Claims
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Jun 16, 2017
Letter accompanying subsequently filed items
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Jun 16, 2017
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Annex to the communication
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Feb 6, 2017
Communication from the Examining Division
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Jan 30, 2017
Examination started
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Sep 21, 2015
(Electronic) Receipt
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Sep 21, 2015
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Amended claims with annotations
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Sep 21, 2015
Amendments received before examination
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Sep 21, 2015
Letter accompanying subsequently filed items
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May 11, 2015
Submission concerning representation
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May 8, 2015
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Mar 13, 2015
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European search opinion
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Feb 24, 2015
Supplementary European search report
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Jan 29, 2015
Search started
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Mar 21, 2014
Mar 17, 2014
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Mar 17, 2014
Mar 17, 2014
Letter accompanying subsequently filed items
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Oct 12, 2011
(Electronic) Receipt
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Oct 12, 2011
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Amended claims with annotations
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Oct 12, 2011
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Oct 12, 2011
Letter accompanying subsequently filed items
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Sep 14, 2011
Notification of forthcoming publication
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Jul 28, 2011
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Abstract
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Jul 5, 2011
Claims
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Jul 5, 2011
Description
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Jul 5, 2011
Matter concerning the application
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Jul 5, 2011
Request for entry into the European phase
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Jul 4, 2011
Abstract
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Jul 4, 2011
Claims
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Jul 4, 2011
Description
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Jul 4, 2011
Fax request to enter the European phase
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Jul 4, 2011
Matter concerning the application
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Jul 4, 2011
Payment of fees and costs
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Jul 1, 2011
Annex
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Jul 1, 2011
Fax request to enter the European phase
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Jul 1, 2011
Letter concerning fees and payments
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Jul 1, 2011
Letter concerning fees and payments
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Jul 1, 2011
Matter concerning the application
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Jun 21, 2011
Apr 15, 2011
Information on entry into European phase
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Jun 30, 2010
Jun 10, 2010
Copy of the international search report
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Jun 10, 2010
Jun 10, 2010
International publication pamphlet
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