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The patent EP3735125 was granted to Rijk Zwaan Zaadteelt EN Zaadhandel on Oct 23, 2024. The application was filed on Dec 8, 2017 under application number EP17825146A. 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 |
|---|---|---|---|
| BAYER BAYER | Jul 21, 2025 | BIP PATENTS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO2013064641 |
| OPPOSITION | WO2018219941 |
| OPPOSITION | WO2019110130 |
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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Jul 10, 2025
Jul 3, 2025
Letter accompanying subsequently filed items
Search/Exam
Jul 3, 2025
Nov 6, 2024
Sep 26, 2024
Decision to grant a European patent
Search/Exam
Sep 11, 2024
(Electronic) Receipt
Search/Exam
Sep 11, 2024
Filing of the translations of the claims
Search/Exam
Sep 11, 2024
French translation of claims
Search/Exam
Sep 11, 2024
German translation of the claims
Search/Exam
Sep 10, 2024
Sep 10, 2024
Sep 10, 2024
Sep 10, 2024
Intention to grant (signatures)
Search/Exam
Sep 10, 2024
Text intended for grant (clean copy)
Search/Exam
Sep 10, 2024
Aug 7, 2024
(Electronic) Receipt
Search/Exam
Aug 7, 2024
Amended description with annotations
Search/Exam
Aug 7, 2024
Description
Search/Exam
Aug 7, 2024
Letter accompanying subsequently filed items
Search/Exam
Aug 7, 2024
Apr 17, 2024
Apr 17, 2024
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Apr 17, 2024
Intention to grant (signatures)
Search/Exam
Apr 17, 2024
Text intended for grant (clean copy)
Search/Exam
Apr 17, 2024
Dec 29, 2023
Annexes in respect of a client data request
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Dec 29, 2023
Letter accompanying subsequently filed items
Search/Exam
Dec 29, 2023
Submission concerning representation
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Jan 11, 2023
(Electronic) Receipt
Search/Exam
Jan 11, 2023
Amended claims with annotations
Search/Exam
Jan 11, 2023
Amended description with annotations
Search/Exam
Jan 11, 2023
Claims
Search/Exam
Jan 11, 2023
Description
Search/Exam
Jan 11, 2023
Letter accompanying subsequently filed items
Search/Exam
Jan 11, 2023
Nov 8, 2022
Nov 1, 2022
(Electronic) Receipt
Search/Exam
Nov 1, 2022
Sep 21, 2022
Jul 1, 2022
Annex to the communication
Search/Exam
Jul 1, 2022
Communication from the Examining Division
Search/Exam
Jun 22, 2022
Examination started
Search/Exam
Apr 16, 2021
(Electronic) Receipt
Search/Exam
Apr 16, 2021
Apr 16, 2021
Amended claims with annotations
Search/Exam
Apr 16, 2021
Amendments received before examination
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Apr 16, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 14, 2020
Oct 7, 2020
Sep 30, 2020
Converted Sequence Listing
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Sep 25, 2020
Refund of fees
Search/Exam
Sep 23, 2020
Request for further processing allowed
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Sep 21, 2020
Communication to designated inventor
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Sep 21, 2020
Communication to designated inventor
Search/Exam
Sep 21, 2020
Communication to designated inventor
Search/Exam
Aug 31, 2020
(Electronic) Receipt
Search/Exam
Aug 31, 2020
Aug 31, 2020
Annex
Search/Exam
Aug 31, 2020
Aug 31, 2020
Aug 31, 2020
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Aug 31, 2020
Request for entry into the European phase
Search/Exam
Jul 29, 2020
Jun 22, 2020
Apr 17, 2020
Information on entry into European phase
Search/Exam
Jun 17, 2019
Letter concerning biological material
Search/Exam
Jun 13, 2019
Copy of the international search report
Search/Exam
Jun 13, 2019
Published international application - A1
Search/Exam
May 29, 2018
ISR: cited documents
PCTISA
May 17, 2018
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Feb 26, 2018
(Electronic) Receipt
PCTISA
Feb 26, 2018
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Jan 18, 2018
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Jan 12, 2018
Dec 8, 2017
(Electronic) Receipt
PCTRO
Dec 8, 2017
Abstract
PCTRO
Dec 8, 2017
Claims
PCTRO
Dec 8, 2017
Description
PCTRO
Dec 8, 2017
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Drawings
PCTRO
Dec 8, 2017
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Dec 8, 2017