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The patent EP3626050 was granted to Christiaens Group on Feb 9, 2022. The application was filed on May 26, 2017 under application number EP19209083A. 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 | Nov 9, 2022 | MAISON | ADMISSIBLE |
| PILZKULTUREN WESJOHANN GBR | Nov 9, 2022 | SCHNEIDERS & BEHRENDT BOCHUM | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | NL8003088 |
| EXAMINATION | WO2014066844 |
| OPPOSITION | BE802857 |
| OPPOSITION | BE803971 |
| OPPOSITION | DE102015108250 |
| OPPOSITION | EP0292075 |
| OPPOSITION | EP0324607 |
| OPPOSITION | EP1527675 |
| OPPOSITION | EP3097764 |
| OPPOSITION | JP2001078568 |
| OPPOSITION | JP2001346442 |
| OPPOSITION | JP2005287459 |
| OPPOSITION | JP2007068440 |
| OPPOSITION | JPH07111828 |
| OPPOSITION | NL1014378C |
| OPPOSITION | NL8003088 |
| OPPOSITION | NL8700172 |
| OPPOSITION | NL9001797 |
| OPPOSITION | US2014366443 |
| OPPOSITION | US2016338276 |
| OPPOSITION | US6018906 |
| OPPOSITION | WO2005048689 |
| OPPOSITION | WO2012110238 |
| OPPOSITION | WO2014066844 |
| OPPOSITION | WO2016171556 |
| SEARCH | EP0292075 |
| SEARCH | EP0324607 |
| SEARCH | EP1527675 |
| SEARCH | US6018906 |
| SEARCH | WO2005048689 |
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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Oct 31, 2025
Refund of fees
Appeal
Oct 29, 2025
Oct 29, 2025
Oct 29, 2025
Oct 24, 2025
(Electronic) Receipt
Appeal
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Withdrawal of an appeal
Appeal
Jul 9, 2025
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(Electronic) Receipt
Appeal
Jul 2, 2025
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Notice of appeal
Appeal
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Means of redress
Search/Exam
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Decision to grant a European patent
Search/Exam
Dec 22, 2021
(Electronic) Receipt
Search/Exam
Dec 22, 2021
French translation of claims
Search/Exam
Dec 22, 2021
German translation of the claims
Search/Exam
Dec 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 22, 2021
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Intention to grant (signatures)
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Sep 22, 2021
Text intended for grant (clean copy)
Search/Exam
Sep 22, 2021
Jun 17, 2021
(Electronic) Receipt
Search/Exam
Jun 17, 2021
Amended claims with annotations
Search/Exam
Jun 17, 2021
Amended description with annotations
Search/Exam
Jun 17, 2021
Claims
Search/Exam
Jun 17, 2021
Description
Search/Exam
Jun 17, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 17, 2021
Jun 7, 2021
Annex to the communication
Search/Exam
Jun 7, 2021
Communication from the Examining Division
Search/Exam
May 26, 2021
Examination started
Search/Exam
Oct 6, 2020
(Electronic) Receipt
Search/Exam
Oct 6, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2020
Priority search results
Search/Exam
Oct 6, 2020
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(Electronic) Receipt
Search/Exam
Sep 17, 2020
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Amended claims with annotations
Search/Exam
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Amended description with annotations
Search/Exam
Sep 17, 2020
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Sep 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 23, 2020
(Electronic) Receipt
Search/Exam
Jun 23, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 30, 2020
Feb 26, 2020
Notification of forthcoming publication
Search/Exam
Feb 10, 2020
Refund of fees
Search/Exam
Feb 6, 2020
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European search opinion
Search/Exam
Feb 6, 2020
European search report
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Feb 6, 2020
Information on Search Strategy
Search/Exam
Jan 31, 2020
Modified abstract
Search/Exam
Jan 27, 2020
Search started
Search/Exam
Jan 8, 2020
Communication to designated inventor
Search/Exam
Nov 14, 2019
Abstract
Search/Exam
Nov 14, 2019
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Claims
Search/Exam
Nov 14, 2019
Description
Search/Exam
Nov 14, 2019
Designation of inventor
Search/Exam
Nov 14, 2019
Drawings
Search/Exam
Nov 14, 2019
Request for grant of a European patent
Search/Exam
Dec 21, 2017