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The patent EP2793595 was granted to CHR Hansen on May 29, 2024. The application was filed on Dec 21, 2012 under application number EP12808404A. 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 |
|---|---|---|---|
| CSK FOOD ENRICHMENT | Jan 10, 2020 | HGF | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1334182 |
| EXAMINATION | WO2011039414 |
| INTERNATIONAL-SEARCH-REPORT | EP1245157 |
| INTERNATIONAL-SEARCH-REPORT | WO0039281 |
| INTERNATIONAL-SEARCH-REPORT | WO0236752 |
| INTERNATIONAL-SEARCH-REPORT | WO2011031141 |
| INTERNATIONAL-SEARCH-REPORT | WO9909838 |
| OPPOSITION | EP1245157 |
| OPPOSITION | EP2165608 |
| OPPOSITION | NL2003442 |
| OPPOSITION | NL2003442C |
| OPPOSITION | WO0236752 |
| OPPOSITION | WO2004065584 |
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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May 7, 2025
May 7, 2025
May 3, 2024
Mar 12, 2024
Mar 12, 2024
Mar 12, 2024
Mar 12, 2024
Mar 12, 2024
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 13, 2023
Refund of fees
OPPO
Dec 8, 2023
Dec 7, 2023
Dec 5, 2023
Dec 5, 2023
Nov 28, 2023
Nov 23, 2023
Nov 17, 2023
(Electronic) Receipt
Appeal
Nov 17, 2023
Nov 17, 2023
Withdrawal of an appeal
Appeal
Oct 11, 2023
Apr 26, 2023
Apr 21, 2023
Apr 21, 2023
Oct 6, 2022
Refund of fees
Appeal
Aug 24, 2022
May 13, 2022
May 4, 2022
(Electronic) Receipt
Appeal
May 4, 2022
May 4, 2022
Withdrawal of an appeal
Appeal
Mar 15, 2022
(Electronic) Receipt
Appeal
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Claims
Appeal
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 8, 2022
(Electronic) Receipt
Appeal
Mar 8, 2022
Mar 8, 2022
Mar 8, 2022
Jan 21, 2022
Jan 21, 2022
Jan 11, 2022
(Electronic) Receipt
Appeal
Jan 11, 2022
Jan 11, 2022
Notice of appeal
Appeal
Jan 5, 2022
(Electronic) Receipt
Appeal
Jan 5, 2022
Jan 5, 2022
Notice of appeal
Appeal
Nov 19, 2021
Nov 19, 2021
Nov 19, 2021
Nov 10, 2021
Nov 10, 2021
Nov 8, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Means of redress
OPPO
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Oct 21, 2021
Oct 12, 2021
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Dec 15, 2020
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Aug 4, 2020
Jul 29, 2020
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May 25, 2020
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Jan 20, 2020
Jan 10, 2020
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Jan 10, 2020
Apr 24, 2019
Mar 14, 2019
Decision to grant a European patent
Search/Exam
Feb 28, 2019
(Electronic) Receipt
Search/Exam
Feb 28, 2019
Filing of the translations of the claims
Search/Exam
Feb 28, 2019
French translation of claims
Search/Exam
Feb 28, 2019
German translation of the claims
Search/Exam
Feb 28, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 23, 2018
Oct 23, 2018
Oct 23, 2018
Intention to grant (signatures)
Search/Exam
Oct 23, 2018
Text intended for grant (clean copy)
Search/Exam
Oct 23, 2018
Sep 20, 2018
(Electronic) Receipt
Search/Exam
Sep 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2018
May 23, 2018
May 23, 2018
May 23, 2018
Intention to grant (signatures)
Search/Exam
May 23, 2018
Text intended for grant (clean copy)
Search/Exam
May 23, 2018
Apr 18, 2018
(Electronic) Receipt
Search/Exam
Apr 18, 2018
Amended claims with annotations
Search/Exam
Apr 18, 2018
Claims
Search/Exam
Apr 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2018
Feb 27, 2018
Feb 22, 2018
(Electronic) Receipt
Search/Exam
Feb 22, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 22, 2018
Oct 26, 2017
Annex to the communication
Search/Exam
Oct 26, 2017
Communication from the Examining Division
Search/Exam
Jul 13, 2017
Decision to allow further processing
Search/Exam
Jun 30, 2017
(Electronic) Receipt
Search/Exam
Jun 30, 2017
Claims
Search/Exam
Jun 30, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 30, 2017
Request for further processing
Search/Exam
Apr 25, 2017
Jan 12, 2017
Jan 3, 2017
(Electronic) Receipt
Search/Exam
Jan 3, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 3, 2017
Sep 15, 2016
Annex to the communication
Search/Exam
Sep 15, 2016
Communication from the Examining Division
Search/Exam
Apr 15, 2016
(Electronic) Receipt
Search/Exam
Apr 15, 2016
Amended claims with annotations
Search/Exam
Apr 15, 2016
Amended claims with annotations
Search/Exam
Apr 15, 2016
Amended claims with annotations
Search/Exam
Apr 15, 2016
Claims
Search/Exam
Apr 15, 2016
Claims
Search/Exam
Apr 15, 2016
Claims
Search/Exam
Apr 15, 2016
Letter accompanying subsequently filed items
Search/Exam
Apr 15, 2016
Matter concerning the application
Search/Exam
Feb 10, 2016
Annex to a communication
Search/Exam
Feb 10, 2016
Annex to the communication
Search/Exam
Feb 10, 2016
Dec 16, 2015
Examination started
Search/Exam
Feb 20, 2015
Feb 20, 2015
Amended claims with annotations
Search/Exam
Feb 20, 2015
Amendments received before examination
Search/Exam
Feb 20, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 1, 2014
Aug 29, 2014
Aug 13, 2014
Communication to designated inventor
Search/Exam
Aug 13, 2014
Communication to designated inventor
Search/Exam
Aug 13, 2014
Communication to designated inventor
Search/Exam
Aug 13, 2014
Communication to designated inventor
Search/Exam
Jul 21, 2014
(Electronic) Receipt
Search/Exam
Jul 21, 2014
Jul 21, 2014
Request for entry into the European phase
Search/Exam
Jul 3, 2014
Jul 3, 2014
May 6, 2014
Information on entry into European phase
Search/Exam
May 2, 2014
May 2, 2014
May 2, 2014
May 2, 2014
Notification of the recording of a change
Search/Exam
May 2, 2014
Notification of the recording of a change
Search/Exam
May 2, 2014
Notification of the recording of a change
Search/Exam
Feb 27, 2014
Feb 27, 2014
Feb 27, 2014
Feb 27, 2014
Feb 27, 2014
Feb 24, 2014
Feb 24, 2014
Feb 24, 2014
Jan 22, 2014
Jan 22, 2014
Jan 22, 2014
Dec 13, 2013
Notification of election of EPO
Search/Exam
Dec 2, 2013
Written opinion
PCT2
Dec 2, 2013
Dec 2, 2013
Nov 4, 2013
Oct 23, 2013
Oct 23, 2013
PCT demand form
PCT2
Oct 23, 2013
Oct 23, 2013
Oct 23, 2013
Aug 15, 2013
Copy of the international search report
Search/Exam
Aug 15, 2013
Jul 17, 2013
Jul 3, 2013
Jun 27, 2013
Published international application - A2
Search/Exam
Jun 18, 2013
Jun 18, 2013
Jun 18, 2013
Dec 21, 2012
(Electronic) Receipt
PCTRO
Dec 21, 2012
Abstract
PCTRO
Dec 21, 2012
Claims
PCTRO
Dec 21, 2012
Description
PCTRO
Dec 21, 2012
Drawings
PCTRO