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The patent EP2800476 was granted to Dupont Nutrition Biosciences APS on Apr 24, 2019. The application was originally filed on Jan 4, 2013 under application number EP13733582A. 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 |
|---|---|---|---|
| NOVOZYMES | Jan 23, 2020 | POTTER CLARKSON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CN101063113 |
| INTERNATIONAL-SEARCH-REPORT | CN101381709 |
| INTERNATIONAL-SEARCH-REPORT | WO2010022532 |
| INTERNATIONAL-SEARCH-REPORT | WO2012110778 |
| OPPOSITION | WO2006043178 |
| OPPOSITION | WO2008092901 |
| OPPOSITION | WO2008097619 |
| OPPOSITION | WO2009100183 |
| OPPOSITION | WO2009129489 |
| OPPOSITION | WO2011117397 |
| SEARCH | CN101381709B |
| SEARCH | EP2675287 |
| SEARCH | US2009155237 |
| SEARCH | WO2009129489 |
| SEARCH | WO2010122532 |
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 20, 2024
Mar 20, 2024
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Mar 19, 2024
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Mar 8, 2024
Mar 7, 2024
(Electronic) Receipt
Appeal
Mar 7, 2024
Mar 7, 2024
Feb 29, 2024
Feb 27, 2024
(Electronic) Receipt
Appeal
Feb 27, 2024
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Feb 26, 2024
Feb 20, 2024
(Electronic) Receipt
Appeal
Feb 20, 2024
(Electronic) Receipt
Appeal
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Jan 30, 2024
(Electronic) Receipt
Appeal
Jan 30, 2024
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Dec 6, 2023
(Electronic) Receipt
Appeal
Dec 6, 2023
Nov 17, 2023
Nov 14, 2023
(Electronic) Receipt
Appeal
Nov 14, 2023
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Sep 19, 2023
Jul 27, 2023
(Electronic) Receipt
Appeal
Jul 27, 2023
Advice of delivery
Appeal
Jul 14, 2023
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Jun 13, 2023
Jun 8, 2023
(Electronic) Receipt
Appeal
Jun 8, 2023
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Feb 21, 2023
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Feb 20, 2023
(Electronic) Receipt
Appeal
Feb 20, 2023
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Nov 15, 2022
Nov 11, 2022
(Electronic) Receipt
Appeal
Nov 11, 2022
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Aug 19, 2022
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Aug 10, 2022
(Electronic) Receipt
Appeal
Aug 10, 2022
Aug 10, 2022
Reply to appeal
Appeal
Aug 4, 2022
(Electronic) Receipt
Appeal
Aug 4, 2022
Aug 4, 2022
Reply to appeal
Appeal
Apr 11, 2022
Apr 11, 2022
Mar 14, 2022
(Electronic) Receipt
Appeal
Mar 14, 2022
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Mar 9, 2022
(Electronic) Receipt
Appeal
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Claims
Appeal
Mar 9, 2022
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Jan 18, 2022
(Electronic) Receipt
Appeal
Jan 18, 2022
Jan 18, 2022
Notice of appeal
Appeal
Jan 7, 2022
(Electronic) Receipt
Appeal
Jan 7, 2022
Jan 7, 2022
Notice of appeal
Appeal
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Means of redress
OPPO
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May 7, 2019
Mar 28, 2019
Decision to grant a European patent
Search/Exam
Mar 8, 2019
(Electronic) Receipt
Search/Exam
Mar 8, 2019
Filing of the translations of the claims
Search/Exam
Mar 8, 2019
French translation of claims
Search/Exam
Mar 8, 2019
German translation of the claims
Search/Exam
Mar 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 13, 2018
Nov 13, 2018
Nov 13, 2018
Intention to grant (signatures)
Search/Exam
Nov 13, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 13, 2018
Text intended for grant (sequence listing)
Search/Exam
Nov 13, 2018
Jun 20, 2018
(Electronic) Receipt
Search/Exam
Jun 20, 2018
Amended claims with annotations
Search/Exam
Jun 20, 2018
Claims
Search/Exam
Jun 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 20, 2018
Feb 27, 2018
Annex to the communication
Search/Exam
Feb 27, 2018
Communication from the Examining Division
Search/Exam
Feb 15, 2018
Examination started
Search/Exam
Nov 24, 2017
Jun 27, 2016
(Electronic) Receipt
Search/Exam
Jun 27, 2016
Jun 27, 2016
Amended claims with annotations
Search/Exam
Jun 27, 2016
Amendments received before examination
Search/Exam
Jun 27, 2016
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2016
Apr 11, 2016
Dec 18, 2015
Dec 2, 2015
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Dec 2, 2015
European search opinion
Search/Exam
Dec 2, 2015
Information on Search Strategy
Search/Exam
Dec 2, 2015
Supplementary European search report
Search/Exam
Nov 20, 2015
Search started
Search/Exam
Jul 9, 2015
Jul 2, 2015
May 15, 2015
(Electronic) Receipt
Search/Exam
May 15, 2015
May 15, 2015
Amended claims with annotations
Search/Exam
May 15, 2015
Amendments received before examination
Search/Exam
May 15, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 21, 2014
Oct 15, 2014
Aug 11, 2014
Communication to designated inventor
Search/Exam
Aug 11, 2014
Communication to designated inventor
Search/Exam
Aug 11, 2014
Communication to designated inventor
Search/Exam
Aug 11, 2014
Communication to designated inventor
Search/Exam
Aug 11, 2014
Communication to designated inventor
Search/Exam
Aug 11, 2014
Communication to designated inventor
Search/Exam
Aug 11, 2014
Communication to designated inventor
Search/Exam
Jul 22, 2014
Jun 24, 2014
(Electronic) Receipt
Search/Exam
Jun 24, 2014
Jun 24, 2014
Jun 24, 2014
Converted Sequence Listing
Search/Exam
Jun 24, 2014
Request for entry into the European phase
Search/Exam
May 16, 2014
Information on entry into European phase
Search/Exam
Jul 30, 2013
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Jul 11, 2013
Copy of the international search report
Search/Exam
Jul 11, 2013
Published international application - A1
Search/Exam
Jul 11, 2013
Sequence listing
Search/Exam