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The patent EP2244555 was granted to Delaval Holding on Oct 8, 2025. The application was filed on Jan 16, 2009 under application number EP09703583A. 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 |
|---|---|---|---|
| OCTROOIBUREAU VAN DER LELY | Mar 6, 2019 | - | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2004023612 |
| INTERNATIONAL-SEARCH-REPORT | US6323942 |
| INTERNATIONAL-SEARCH-REPORT | WO0011936 |
| INTERNATIONAL-SEARCH-REPORT | WO02102142 |
| INTERNATIONAL-SEARCH-REPORT | WO2007050012 |
| INTERNATIONAL-SEARCH-REPORT | WO2007104124 |
| INTERNATIONAL-SEARCH-REPORT | WO9807311 |
| INTERNATIONAL-SEARCH-REPORT | WO9903064 |
| OPPOSITION | US2008273760 |
| OPPOSITION | WO0011940 |
| OPPOSITION | WO2007050012 |
| OPPOSITION | WO2008030086 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Jan 20, 2025
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Oct 4, 2024
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Oct 2, 2023
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(Electronic) Receipt
Appeal
Sep 25, 2023
Sep 25, 2023
Reply to appeal
Appeal
Sep 22, 2023
(Electronic) Receipt
Appeal
Sep 22, 2023
Sep 22, 2023
Reply to appeal
Appeal
May 31, 2023
May 25, 2023
(Electronic) Receipt
Appeal
May 25, 2023
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Description
Appeal
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Description
Appeal
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Description
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Description
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Description
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Description
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Description
Appeal
May 16, 2023
Description
Appeal
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Appeal
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Description
Appeal
May 16, 2023
Description
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Description
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Description
Appeal
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(Electronic) Receipt
Appeal
Mar 17, 2023
Mar 17, 2023
Notice of appeal
Appeal
Mar 16, 2023
(Electronic) Receipt
Appeal
Mar 16, 2023
Mar 16, 2023
Notice of appeal
Appeal
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OPPO
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General enquiry
OPPO
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Document concerning representation
Search/Exam
Apr 1, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 27, 2022
Document concerning representation
Search/Exam
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Decision to grant a European patent
Search/Exam
Jan 24, 2019
(Electronic) Receipt
Search/Exam
Jan 24, 2019
Filing of the translations of the claims
Search/Exam
Jan 24, 2019
French translation of claims
Search/Exam
Jan 24, 2019
German translation of the claims
Search/Exam
Oct 24, 2018
Oct 24, 2018
Oct 24, 2018
Intention to grant (signatures)
Search/Exam
Oct 24, 2018
Text intended for grant (clean copy)
Search/Exam
Oct 24, 2018
Oct 5, 2018
Examination started
Search/Exam
Oct 16, 2017
(Electronic) Receipt
Search/Exam
Oct 16, 2017
Oct 16, 2017
Amended claims with annotations
Search/Exam
Oct 16, 2017
Amendments received before examination
Search/Exam
Oct 16, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 25, 2017
Apr 7, 2017
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European search opinion
Search/Exam
Apr 7, 2017
Information on Search Strategy
Search/Exam
Apr 7, 2017
Supplementary European search report
Search/Exam
Apr 4, 2017
Mar 31, 2017
Search started
Search/Exam
Mar 27, 2017
Oct 17, 2013
Oct 14, 2013
Oct 6, 2010
Sep 3, 2010
Aug 26, 2010
(Electronic) Receipt
Search/Exam
Aug 26, 2010
Aug 26, 2010
Amendments received before examination
Search/Exam
Aug 26, 2010
Letter accompanying subsequently filed items
Search/Exam
Aug 20, 2010
(Electronic) Receipt
Search/Exam
Aug 20, 2010
Request for entry into the European phase
Search/Exam
Aug 11, 2010
Jun 7, 2010
Information on entry into European phase
Search/Exam
Aug 17, 2009
Jul 30, 2009
Copy of the international search report
Search/Exam
Jul 30, 2009
Published international application - A1
Search/Exam