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The patent EP3427584 was granted to UPL on Mar 30, 2022. The application was filed on Sep 27, 2014 under application number EP18189515A. 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 |
|---|---|---|---|
| SYNGENTA CROP PROTECTION | Jan 2, 2023 | MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2008153824 |
| DESCRIPTION | US2011312493 |
| DESCRIPTION | US8044084 |
| DESCRIPTION | WO2012110464 |
| OPPOSITION | EP1606999 |
| OPPOSITION | GB2016924 |
| OPPOSITION | WO03073852 |
| OPPOSITION | WO2009059976 |
| SEARCH | AU2002100906 |
| SEARCH | DE102004049761 |
| SEARCH | EP0609099 |
| SEARCH | HU194695 |
| SEARCH | IN2003MUM00474 |
| SEARCH | JP2001206806 |
| SEARCH | JP2005272310 |
| SEARCH | JP2008143875 |
| SEARCH | JP2008290993 |
| SEARCH | JPH04128204 |
| SEARCH | JPH04264010 |
| SEARCH | JPH04264011 |
| SEARCH | JPH05238911 |
| SEARCH | WO2006043670 |
| SEARCH | WO2007104677 |
| SEARCH | WO2008131901 |
| SEARCH | WO2010046927 |
| SEARCH | WO2011038747 |
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 23, 2025
Dec 23, 2025
Dec 18, 2025
Dec 18, 2025
Dec 17, 2025
(Electronic) Receipt
Appeal
Dec 17, 2025
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(Electronic) Receipt
Appeal
Dec 12, 2025
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(Electronic) Receipt
Appeal
Dec 3, 2025
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Reply to a complaint
Appeal
Feb 14, 2025
Complaint
Appeal
Feb 14, 2025
Complaint
Appeal
Nov 27, 2024
Nov 22, 2024
(Electronic) Receipt
Appeal
Nov 22, 2024
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Claims
Appeal
Nov 22, 2024
Claims
Appeal
Nov 22, 2024
Claims
Appeal
Nov 22, 2024
Claims
Appeal
Nov 22, 2024
Claims
Appeal
Nov 22, 2024
Claims
Appeal
Nov 22, 2024
Claims
Appeal
Nov 22, 2024
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Reply to appeal
Appeal
Aug 27, 2024
Jul 22, 2024
Jul 16, 2024
(Electronic) Receipt
Appeal
Jul 16, 2024
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May 31, 2024
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May 16, 2024
(Electronic) Receipt
Appeal
May 16, 2024
May 16, 2024
Notice of appeal
Appeal
Mar 19, 2024
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Means of redress
OPPO
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Apr 12, 2022
Mar 3, 2022
Decision to grant a European patent
Search/Exam
Feb 15, 2022
(Electronic) Receipt
Search/Exam
Feb 15, 2022
Filing of the translations of the claims
Search/Exam
Feb 15, 2022
French translation of claims
Search/Exam
Feb 15, 2022
German translation of the claims
Search/Exam
Feb 8, 2022
Jan 25, 2022
(Electronic) Receipt
Search/Exam
Jan 25, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 25, 2022
Letter concerning the inventor
Search/Exam
Nov 24, 2021
Nov 24, 2021
Nov 24, 2021
Intention to grant (signatures)
Search/Exam
Nov 24, 2021
Text intended for grant (clean copy)
Search/Exam
Nov 24, 2021
Nov 10, 2021
Document concerning representation
Search/Exam
Nov 10, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 14, 2021
Oct 11, 2021
(Electronic) Receipt
Search/Exam
Oct 11, 2021
Amended description with annotations
Search/Exam
Oct 11, 2021
Description
Search/Exam
Oct 11, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 11, 2021
Oct 4, 2021
Annex to the communication
Search/Exam
Oct 4, 2021
Consultation by telephone/in person
Search/Exam
Oct 4, 2021
Oct 4, 2021
Sep 29, 2021
Sep 16, 2021
(Electronic) Receipt
Search/Exam
Sep 16, 2021
Amended claims with annotations
Search/Exam
Sep 16, 2021
Amended claims with annotations
Search/Exam
Sep 16, 2021
Amended claims with annotations
Search/Exam
Sep 16, 2021
Amended claims with annotations
Search/Exam
Sep 16, 2021
Amended claims with annotations
Search/Exam
Sep 16, 2021
Amended claims with annotations
Search/Exam
Sep 16, 2021
Annex
Search/Exam
Sep 16, 2021
Claims
Search/Exam
Sep 16, 2021
Claims
Search/Exam
Sep 16, 2021
Claims
Search/Exam
Sep 16, 2021
Claims
Search/Exam
Sep 16, 2021
Claims
Search/Exam
Sep 16, 2021
Claims
Search/Exam
Sep 16, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 16, 2021
Sep 16, 2021
Mar 3, 2021
Annex to the communication
Search/Exam
Mar 3, 2021
Summons to attend oral proceedings
Search/Exam
Dec 4, 2020
(Electronic) Receipt
Search/Exam
Dec 4, 2020
Amended claims with annotations
Search/Exam
Dec 4, 2020
Claims
Search/Exam
Dec 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 4, 2020
Dec 4, 2020
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Sep 28, 2020
Sep 22, 2020
(Electronic) Receipt
Search/Exam
Sep 22, 2020
May 29, 2020
Document concerning representation
Search/Exam
May 28, 2020
Annex to the communication
Search/Exam
May 28, 2020
Communication from the Examining Division
Search/Exam
May 11, 2020
(Electronic) Receipt
Search/Exam
May 11, 2020
Letter accompanying subsequently filed items
Search/Exam
May 11, 2020
Matter concerning the application
Search/Exam
May 11, 2020
May 5, 2020
(Electronic) Receipt
Search/Exam
May 5, 2020
Letter accompanying subsequently filed items
Search/Exam
May 5, 2020
May 5, 2020
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Jan 2, 2020
Annex to the communication
Search/Exam
Jan 2, 2020
Communication from the Examining Division
Search/Exam
Dec 17, 2019
Examination started
Search/Exam
Sep 17, 2019
(Electronic) Receipt
Search/Exam
Sep 17, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 17, 2019
Sep 5, 2019
Aug 23, 2019
(Electronic) Receipt
Search/Exam
Aug 23, 2019
Aug 23, 2019
Amended claims with annotations
Search/Exam
Aug 23, 2019
Amendments received before examination
Search/Exam
Aug 23, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 4, 2019
Jan 28, 2019
Jan 28, 2019
European search opinion
Search/Exam
Jan 28, 2019
European search report
Search/Exam
Jan 28, 2019
Information on Search Strategy
Search/Exam
Dec 19, 2018
Notification of forthcoming publication
Search/Exam
Oct 24, 2018
Oct 24, 2018
Information on Search Strategy
Search/Exam
Oct 24, 2018
Partial European search report
Search/Exam
Oct 24, 2018
Oct 10, 2018
Communication to designated inventor
Search/Exam
Oct 10, 2018
Communication to designated inventor
Search/Exam
Oct 10, 2018
Communication to designated inventor
Search/Exam
Oct 2, 2018
Search started
Search/Exam
Aug 17, 2018
Abstract
Search/Exam
Aug 17, 2018
Aug 17, 2018
Annex
Search/Exam
Aug 17, 2018
Annex
Search/Exam
Aug 17, 2018
Annex
Search/Exam
Aug 17, 2018
Claims
Search/Exam
Aug 17, 2018
Description
Search/Exam
Aug 17, 2018
Designation of inventor
Search/Exam
Aug 17, 2018
Request for grant of a European patent
Search/Exam
Jun 23, 2015