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The patent EP2681234 was granted to Enza Zaden Beheer on Oct 3, 2018. The application was filed on Feb 24, 2012 under application number EP12705863A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| RIJK ZWAAN ZAADTEELT EN ZAADHANDEL | Jul 2, 2019 | KROHN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO2008017706 |
| INTERNATIONAL-SEARCH-REPORT | WO9804586 |
| OPPOSITION | WO9947552 |
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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Authorisation
OPPO
Oct 20, 2022
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Oct 15, 2018
Sep 6, 2018
Decision to grant a European patent
Search/Exam
Aug 21, 2018
(Electronic) Receipt
Search/Exam
Aug 21, 2018
Filing of the translations of the claims
Search/Exam
Aug 21, 2018
French translation of claims
Search/Exam
Aug 21, 2018
German translation of the claims
Search/Exam
Apr 25, 2018
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Apr 25, 2018
Intention to grant (signatures)
Search/Exam
Apr 25, 2018
Text intended for grant (clean copy)
Search/Exam
Apr 25, 2018
Mar 21, 2018
Jan 24, 2018
Jan 19, 2018
(Electronic) Receipt
Search/Exam
Jan 19, 2018
Claims
Search/Exam
Jan 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 19, 2018
Jan 18, 2018
(Electronic) Receipt
Search/Exam
Jan 18, 2018
Nov 20, 2017
Annex to the communication
Search/Exam
Nov 20, 2017
Communication from the Examining Division
Search/Exam
Sep 25, 2017
(Electronic) Receipt
Search/Exam
Sep 25, 2017
Amended description with annotations
Search/Exam
Sep 25, 2017
Claims
Search/Exam
Sep 25, 2017
Description
Search/Exam
Sep 25, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 25, 2017
Sep 8, 2017
Annex to the communication
Search/Exam
Sep 8, 2017
Communication from the Examining Division
Search/Exam
Apr 10, 2017
(Electronic) Receipt
Search/Exam
Apr 10, 2017
Claims
Search/Exam
Apr 10, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 10, 2017
Dec 15, 2016
Annex to the communication
Search/Exam
Dec 15, 2016
Communication from the Examining Division
Search/Exam
Feb 16, 2016
Annex to the communication
Search/Exam
Feb 16, 2016
Jan 22, 2016
Examination started
Search/Exam
Sep 8, 2014
Submission concerning representation
Search/Exam
Sep 5, 2014
Submission concerning representation
Search/Exam
Mar 24, 2014
(Electronic) Receipt
Search/Exam
Mar 24, 2014
Mar 24, 2014
Letter accompanying subsequently filed items
Search/Exam
Mar 24, 2014
Mar 24, 2014
Mar 24, 2014
Reply to Written Opinion prepared by the EPO
Search/Exam
Dec 11, 2013
Oct 9, 2013
Oct 7, 2013
Communication to designated inventor
Search/Exam
Oct 7, 2013
Communication to designated inventor
Search/Exam
Oct 7, 2013
Communication to designated inventor
Search/Exam
Oct 7, 2013
Communication to designated inventor
Search/Exam
Oct 1, 2013
Sep 26, 2013
(Electronic) Receipt
Search/Exam
Sep 26, 2013
Converted Sequence Listing
Search/Exam
Sep 26, 2013
Request for entry into the European phase
Search/Exam
Sep 26, 2013
Submission concerning representation
Search/Exam
Jul 12, 2013
Information on entry into European phase
Search/Exam
Sep 24, 2012
Sep 7, 2012
Converted Sequence Listing
Search/Exam
Sep 7, 2012
Copy of the international search report
Search/Exam
Sep 7, 2012
Published international application - A1
Search/Exam
Jul 17, 2012
Jul 17, 2012
Jul 10, 2012
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Feb 24, 2012
(Electronic) Receipt
PCTRO
Feb 24, 2012
Abstract
PCTRO
Feb 24, 2012
Claims
PCTRO
Feb 24, 2012
Description
PCTRO
Feb 24, 2012
Drawings
PCTRO
Feb 24, 2012