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The patent EP2787843 was granted to Dupont Nutrition Biosciences APS on Nov 16, 2022. The application was filed on Dec 7, 2012 under application number EP12808718A. 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 |
|---|---|---|---|
| CHR HANSEN | Aug 27, 2020 | UEXKULL & STOLBERG | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US2853797 |
| EXAMINATION | WO2010028488 |
| INTERNATIONAL-SEARCH-REPORT | US6971187 |
| INTERNATIONAL-SEARCH-REPORT | WO2011094469 |
| INTERNATIONAL-SEARCH-REPORT | WO2012021783 |
| OPPOSITION | US2011094469 |
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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Oct 31, 2019
Decision to grant a European patent
Search/Exam
Oct 16, 2019
(Electronic) Receipt
Search/Exam
Oct 16, 2019
Filing of the translations of the claims
Search/Exam
Oct 16, 2019
French translation of claims
Search/Exam
Oct 16, 2019
German translation of the claims
Search/Exam
Oct 16, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 27, 2019
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Intention to grant (signatures)
Search/Exam
Jun 27, 2019
Text intended for grant (clean copy)
Search/Exam
Jun 27, 2019
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(Electronic) Receipt
Search/Exam
May 27, 2019
Amended claims with annotations
Search/Exam
May 27, 2019
Claims
Search/Exam
May 27, 2019
Letter accompanying subsequently filed items
Search/Exam
May 27, 2019
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Annex to the communication
Search/Exam
Jan 29, 2019
Communication from the Examining Division
Search/Exam
Jan 24, 2019
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Observations by third parties
Search/Exam
Jan 17, 2019
Patent document filed by a Third party
Search/Exam
Oct 24, 2018
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Intention to grant (signatures)
Search/Exam
Oct 24, 2018
Text intended for grant (clean copy)
Search/Exam
Oct 24, 2018
Sep 20, 2018
(Electronic) Receipt
Search/Exam
Sep 20, 2018
Abstract
Search/Exam
Sep 20, 2018
Abstract
Search/Exam
Sep 20, 2018
Amended description with annotations
Search/Exam
Sep 20, 2018
Description
Search/Exam
Sep 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2018
May 23, 2018
Annex to the communication
Search/Exam
May 23, 2018
Communication from the Examining Division
Search/Exam
Apr 24, 2017
(Electronic) Receipt
Search/Exam
Apr 24, 2017
Amended claims with annotations
Search/Exam
Apr 24, 2017
Claims
Search/Exam
Apr 24, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2017
Mar 28, 2017
Mar 16, 2017
(Electronic) Receipt
Search/Exam
Mar 16, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 29, 2016
Nov 25, 2016
Submission concerning representation
Search/Exam
Nov 9, 2016
Annex to the communication
Search/Exam
Nov 9, 2016
Communication from the Examining Division
Search/Exam
Nov 2, 2016
Examination started
Search/Exam
Aug 15, 2016
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Annexes in respect of a client data request
Search/Exam
Nov 23, 2015
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(Electronic) Receipt
Search/Exam
Jan 2, 2015
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Amended claims with annotations
Search/Exam
Jan 2, 2015
Amendments received before examination
Search/Exam
Jan 2, 2015
Letter accompanying subsequently filed items
Search/Exam
Sep 17, 2014
Jul 29, 2014
Jul 25, 2014
Communication to designated inventor
Search/Exam
Jul 25, 2014
Communication to designated inventor
Search/Exam
Jul 4, 2014
(Electronic) Receipt
Search/Exam
Jul 4, 2014
Request for entry into the European phase
Search/Exam
Jun 26, 2014
Apr 22, 2014
Information on entry into European phase
Search/Exam
Jul 3, 2013
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Copy of the international search report
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Jun 13, 2013
Published international application - A1
Search/Exam
Feb 19, 2013
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Jan 15, 2013
Dec 7, 2012
(Electronic) Receipt
PCTRO
Dec 7, 2012
Abstract
PCTRO
Dec 7, 2012
Claims
PCTRO
Dec 7, 2012
Description
PCTRO
Dec 7, 2012
Drawings
PCTRO