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The patent EP4047060 was granted to DAW on Feb 14, 2024. The application was filed on Feb 19, 2021 under application number EP21158287A. 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 |
|---|---|---|---|
| EWALD DORKEN | Nov 14, 2024 | VON ROHR PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
| MEFFERT FARBWERKE | Nov 14, 2024 | MACKERT | ADMISSIBLE |
| REMONDIS PRODUCTION | Nov 14, 2024 | PETERS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CN108059895 |
| OPPOSITION | DE10058983 |
| OPPOSITION | DE102007031960 |
| OPPOSITION | DE102011113896 |
| OPPOSITION | DE102017008986 |
| OPPOSITION | DE1114450 |
| OPPOSITION | DE1234895 |
| OPPOSITION | DE29605388U |
| OPPOSITION | EP1129033 |
| OPPOSITION | EP1290943 |
| OPPOSITION | EP1646692 |
| OPPOSITION | EP1978063 |
| OPPOSITION | EP2589579 |
| OPPOSITION | EP2754699 |
| OPPOSITION | EP3333231 |
| OPPOSITION | EP3650507 |
| OPPOSITION | JP2008133479 |
| OPPOSITION | US2006020763 |
| OPPOSITION | US3347641 |
| OPPOSITION | WO0027752 |
| OPPOSITION | WO2012123772 |
| OPPOSITION | WO2020082257 |
| OPPOSITION | WO9735807 |
| OTHER | EP3239251 |
| SEARCH | DE102007031960 |
| SEARCH | EP1978063 |
| SEARCH | JP2008133479 |
| SEARCH | US2005020763 |
| SEARCH | WO2012123772 |
| SEARCH | WO2020082257 |
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.
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Decision to grant a European patent
Search/Exam
Jan 4, 2024
(Electronic) Receipt
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Jan 4, 2024
English translation of the claims
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Jan 4, 2024
Filing of the translations of the claims
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Jan 4, 2024
French translation of claims
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Jan 4, 2024
Letter accompanying subsequently filed items
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Sep 26, 2023
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Intention to grant (signatures)
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Sep 26, 2023
Text intended for grant (clean copy)
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Sep 26, 2023
Sep 1, 2023
(Electronic) Receipt
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Sep 1, 2023
Amended description with annotations
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Sep 1, 2023
Description
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Sep 1, 2023
Letter accompanying subsequently filed items
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Sep 1, 2023
Jun 27, 2023
Jun 21, 2023
Observations by third parties
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May 10, 2023
Annex to the communication
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May 10, 2023
Communication from the Examining Division
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May 4, 2023
Examination started
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Feb 24, 2023
(Electronic) Receipt
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Feb 24, 2023
Letter accompanying subsequently filed items
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Feb 24, 2023
Reply to Written Opinion prepared by the EPO
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Aug 29, 2022
Jul 27, 2022
Notification of forthcoming publication
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Jun 22, 2022
Jun 15, 2022
(Electronic) Receipt
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Jun 15, 2022
Designation of inventor
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Jun 15, 2022
Letter accompanying subsequently filed items
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Aug 13, 2021
Aug 13, 2021
European search opinion
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Aug 13, 2021
European search report
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Aug 13, 2021
Information on Search Strategy
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Mar 24, 2021
Deficiency in designation of inventor
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Feb 19, 2021
Abstract
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Feb 19, 2021
Feb 19, 2021
Claims
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Feb 19, 2021
Description
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Feb 19, 2021
Request for grant of a European patent
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