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The patent EP2449510 was granted to DOW Agrosciences on Dec 21, 2022. The application was filed on Jun 3, 2010 under application number EP10728031A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| KWS SAAT | Apr 30, 2020 | EISENFUHR SPEISER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO02080079 |
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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Refund of fees
Appeal
Jul 12, 2022
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(Electronic) Receipt
Appeal
Jul 1, 2022
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Withdrawal of an appeal
Appeal
Jun 24, 2022
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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May 31, 2022
(Electronic) Receipt
Appeal
May 31, 2022
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Notice of appeal
Appeal
Apr 8, 2022
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Authorisation
OPPO
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Aug 12, 2019
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Decision to grant a European patent
Search/Exam
Jun 13, 2019
(Electronic) Receipt
Search/Exam
Jun 13, 2019
Filing of the translations of the claims
Search/Exam
Jun 13, 2019
French translation of claims
Search/Exam
Jun 13, 2019
German translation of the claims
Search/Exam
Jun 13, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 4, 2019
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Intention to grant (signatures)
Search/Exam
Feb 4, 2019
Text intended for grant (clean copy)
Search/Exam
Feb 4, 2019
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Advice of delivery
Search/Exam
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(Electronic) Receipt
Search/Exam
Jan 17, 2019
Amended claims with annotations
Search/Exam
Jan 17, 2019
Amended description with annotations
Search/Exam
Jan 17, 2019
Claims
Search/Exam
Jan 17, 2019
Description
Search/Exam
Jan 17, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 17, 2019
Jan 16, 2019
Annex to the communication
Search/Exam
Jan 16, 2019
Consultation by telephone/in person
Search/Exam
Jan 16, 2019
Dec 21, 2018
(Electronic) Receipt
Search/Exam
Dec 21, 2018
Amended claims with annotations
Search/Exam
Dec 21, 2018
Amended claims with annotations
Search/Exam
Dec 21, 2018
Claims
Search/Exam
Dec 21, 2018
Claims
Search/Exam
Dec 21, 2018
Claims
Search/Exam
Dec 21, 2018
Claims
Search/Exam
Dec 21, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2018
Dec 21, 2018
Jul 17, 2018
Advice of delivery
Search/Exam
Jul 12, 2018
Acknowledgement of a document
Search/Exam
Jul 12, 2018
Annex to the communication
Search/Exam
Jul 12, 2018
Preparation for oral proceedings
Search/Exam
Jul 12, 2018
Summons to attend oral proceedings
Search/Exam
Aug 23, 2017
(Electronic) Receipt
Search/Exam
Aug 23, 2017
Amended claims with annotations
Search/Exam
Aug 23, 2017
Claims
Search/Exam
Aug 23, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2017
Jun 20, 2017
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(Electronic) Receipt
Search/Exam
Jun 13, 2017
Mar 2, 2017
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Annex to the communication
Search/Exam
Feb 15, 2017
Communication from the Examining Division
Search/Exam
Feb 8, 2017
Examination started
Search/Exam
Mar 26, 2014
Mar 21, 2014
Aug 30, 2012
Jul 23, 2012
Letter accompanying subsequently filed items
Search/Exam
Jul 23, 2012
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Apr 12, 2012
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Letter which had not been notified
Search/Exam
Mar 6, 2012
Refund of fees
Search/Exam
Mar 2, 2012
Jan 27, 2012
(Electronic) Receipt
Search/Exam
Jan 27, 2012
Jan 27, 2012
Request for entry into the European phase
Search/Exam
Jan 17, 2012
Nov 25, 2011
Information on entry into European phase
Search/Exam
Feb 14, 2011
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Copy of the international search report
Search/Exam
Jan 20, 2011
Jan 20, 2011
Published international application - A1
Search/Exam
Sep 27, 2010
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Jun 14, 2010
Abstract
PCTISA
Jun 14, 2010
Claims
PCTISA
Jun 14, 2010
Description
PCTISA
Jun 14, 2010
Drawings
PCTISA