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The patent EP3469889 was granted to Eurochampignon Bvba on Apr 27, 2022. The application was filed on Oct 16, 2018 under application number EP18200784A. 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 |
|---|---|---|---|
| GTL EUROPE ENGINEERING | Jan 27, 2023 | MAISON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CN203985152U |
| DESCRIPTION | CN206525189U |
| DESCRIPTION | JP2012055234 |
| DESCRIPTION | NL1027511C |
| EXAMINATION | EP3578037 |
| OPPOSITION | EP1358792 |
| OPPOSITION | EP3578037 |
| OPPOSITION | GB2135963 |
| OPPOSITION | JP2012055234 |
| OPPOSITION | KR20090116682 |
| OPPOSITION | NL1027511C |
| OTHER | EP1810563 |
| OTHER | EP3578037 |
| SEARCH | CN103238477 |
| SEARCH | CN207040403U |
| SEARCH | CN207040404U |
| SEARCH | JP2012055234 |
| SEARCH | JP2012110285 |
| SEARCH | NL1027511C |
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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Dec 11, 2025
(Electronic) Receipt
Appeal
Dec 11, 2025
Dec 11, 2025
Dec 10, 2025
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Dec 10, 2025
Dec 6, 2025
Sep 16, 2025
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Jul 11, 2025
Nov 28, 2024
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Reply to appeal
Appeal
Nov 6, 2024
Oct 31, 2024
(Electronic) Receipt
Appeal
Oct 31, 2024
Oct 31, 2024
Oct 31, 2024
Oct 31, 2024
Sep 9, 2024
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Aug 30, 2024
(Electronic) Receipt
Appeal
Aug 30, 2024
Aug 30, 2024
Notice of appeal
Appeal
Jul 1, 2024
Jul 1, 2024
Jul 1, 2024
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Means of redress
OPPO
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Jun 17, 2022
Jun 9, 2022
(Electronic) Receipt
Search/Exam
Jun 9, 2022
Annexes in respect of a client data request
Search/Exam
Jun 9, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 9, 2022
Jun 9, 2022
May 11, 2022
Mar 31, 2022
Decision to grant a European patent
Search/Exam
Mar 9, 2022
(Electronic) Receipt
Search/Exam
Mar 9, 2022
French translation of claims
Search/Exam
Mar 9, 2022
German translation of the claims
Search/Exam
Mar 9, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 22, 2021
Nov 22, 2021
Nov 22, 2021
Nov 22, 2021
Intention to grant (signatures)
Search/Exam
Nov 22, 2021
Text intended for grant (clean copy)
Search/Exam
Nov 22, 2021
Jul 27, 2021
Jul 20, 2021
Observations by third parties
Search/Exam
Jul 20, 2021
Observations by third parties
Search/Exam
Jul 16, 2021
Jul 12, 2021
Observations by third parties
Search/Exam
Jul 12, 2021
Observations by third parties
Search/Exam
Jul 5, 2021
(Electronic) Receipt
Search/Exam
Jul 5, 2021
Amended claims with annotations
Search/Exam
Jul 5, 2021
Claims
Search/Exam
Jul 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2021
Apr 9, 2021
Mar 30, 2021
Observations by third parties
Search/Exam
Mar 30, 2021
Observations by third parties
Search/Exam
Mar 18, 2021
Annex to the communication
Search/Exam
Mar 18, 2021
Consultation by telephone/in person
Search/Exam
Mar 18, 2021
Mar 17, 2021
Annex to the communication
Search/Exam
Mar 17, 2021
Consultation by telephone/in person
Search/Exam
Mar 17, 2021
Feb 24, 2021
Annex to the communication
Search/Exam
Feb 24, 2021
Communication from the Examining Division
Search/Exam
Jan 22, 2021
Jan 18, 2021
Document concerning representation
Search/Exam
Jan 14, 2021
Jan 12, 2021
Annex
Search/Exam
Jan 12, 2021
Non-patent literature filed by a third party
Search/Exam
Jan 12, 2021
Observations by third parties
Search/Exam
Dec 24, 2020
Observations by third parties
Search/Exam
Dec 19, 2020
Observations by third parties
Search/Exam
Dec 14, 2020
(Electronic) Receipt
Search/Exam
Dec 14, 2020
Amended claims with annotations
Search/Exam
Dec 14, 2020
Annex
Search/Exam
Dec 14, 2020
Claims
Search/Exam
Dec 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 14, 2020
Oct 16, 2020
Oct 12, 2020
(Electronic) Receipt
Search/Exam
Oct 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 12, 2020
Jun 2, 2020
Annex to the communication
Search/Exam
Jun 2, 2020
Communication from the Examining Division
Search/Exam
May 6, 2020
Apr 24, 2020
Non-patent literature filed by a third party
Search/Exam
Apr 24, 2020
Observations by third parties
Search/Exam
Apr 24, 2020
Observations by third parties
Search/Exam
Apr 17, 2020
(Electronic) Receipt
Search/Exam
Apr 17, 2020
Amended claims with annotations
Search/Exam
Apr 17, 2020
Claims
Search/Exam
Apr 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 17, 2020
Dec 9, 2019
Dec 9, 2019
Dec 6, 2019
Annex to the communication
Search/Exam
Dec 6, 2019
Communication from the Examining Division
Search/Exam
Dec 3, 2019
(Electronic) Receipt
Search/Exam
Dec 3, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 3, 2019
Non-patent literature filed by a third party
Search/Exam
Dec 3, 2019
Observations by third parties
Search/Exam
Dec 2, 2019
Examination started
Search/Exam
Nov 12, 2019
Submission concerning representation
Search/Exam
Oct 22, 2019
Priority search results copy provided by EPO
Search/Exam
Oct 17, 2019
Oct 17, 2019
Amended claims with annotations
Search/Exam
Oct 17, 2019
Amendments received before examination
Search/Exam
Apr 24, 2019
Mar 20, 2019
Notification of forthcoming publication
Search/Exam
Mar 7, 2019
(Electronic) Receipt
Search/Exam
Mar 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 7, 2019
Request for accelerated (early) publication
Search/Exam
Feb 6, 2019
Refund of fees
Search/Exam
Feb 1, 2019
Feb 1, 2019
European search opinion
Search/Exam
Feb 1, 2019
European search report
Search/Exam
Feb 1, 2019
Information on Search Strategy
Search/Exam
Jan 25, 2019
Search started
Search/Exam
Jan 9, 2019
Communication to designated inventor
Search/Exam
Jan 3, 2019
Dec 18, 2018
Dec 18, 2018
Oct 16, 2018
Abstract
Search/Exam
Oct 16, 2018
Oct 16, 2018
Claims
Search/Exam
Oct 16, 2018
Description
Search/Exam
Oct 16, 2018
Designation of inventor
Search/Exam
Oct 16, 2018
Drawings
Search/Exam
Oct 16, 2018
Request for grant of a European patent
Search/Exam