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The patent EP3990190 was granted to Flsmidth on May 10, 2023. The application was filed on Jun 23, 2020 under application number EP20737367A. 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 |
|---|---|---|---|
| METSO SWEDEN | Feb 9, 2024 | AWA SWEDEN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE202014006837U |
| INTERNATIONAL-SEARCH-REPORT | DE4037816 |
| INTERNATIONAL-SEARCH-REPORT | EP2653230 |
| INTERNATIONAL-SEARCH-REPORT | US2013277478 |
| INTERNATIONAL-SEARCH-REPORT | WO2014117783 |
| OPPOSITION | DE4037816 |
| OPPOSITION | DE457037 |
| OPPOSITION | EP2756886 |
| OPPOSITION | US2010200686 |
| OPPOSITION | US4703897 |
| OPPOSITION | WO2013158346 |
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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Description
OPPO
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Decision to grant a European patent
Search/Exam
Mar 28, 2023
(Electronic) Receipt
Search/Exam
Mar 28, 2023
English translation of the claims
Search/Exam
Mar 28, 2023
French translation of claims
Search/Exam
Mar 28, 2023
Letter accompanying subsequently filed items
Search/Exam
Feb 23, 2023
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Intention to grant (signatures)
Search/Exam
Feb 23, 2023
Text intended for grant (clean copy)
Search/Exam
Feb 23, 2023
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Examination started
Search/Exam
Oct 6, 2022
Sep 30, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 30, 2022
Sep 27, 2022
Annexes in respect of a client data request
Search/Exam
Sep 27, 2022
Annexes in respect of a client data request
Search/Exam
Sep 27, 2022
Annexes in respect of a client data request
Search/Exam
Sep 27, 2022
Annexes in respect of a client data request
Search/Exam
Sep 27, 2022
Annexes in respect of a client data request
Search/Exam
Sep 27, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 27, 2022
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Cover sheet for fax transmission
Search/Exam
Apr 12, 2022
Request for correction of client data
Search/Exam
Apr 6, 2022
Feb 15, 2022
(Electronic) Receipt
Search/Exam
Feb 15, 2022
Letter accompanying subsequently filed items
Search/Exam
Feb 15, 2022
Matter concerning the application
Search/Exam
Feb 8, 2022
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Dec 7, 2021
Information regarding early processing
Search/Exam
Nov 26, 2021
(Electronic) Receipt
Search/Exam
Nov 26, 2021
Priority search results
Search/Exam
Nov 26, 2021
Request for entry into the European phase
Search/Exam
Nov 5, 2021
Information on entry into European phase
Search/Exam
Jun 10, 2021
Notification of election of EPO
Search/Exam
Jun 4, 2021
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PCT demand form
PCT2
Apr 23, 2021
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Dec 30, 2020
Copy of the international search report
Search/Exam
Dec 30, 2020
Copy of the international search report
Search/Exam
Dec 30, 2020
Published international application - A1
Search/Exam
Jul 21, 2020
Jun 23, 2020
(Electronic) Receipt
PCTRO
Jun 23, 2020
Abstract
PCTRO
Jun 23, 2020
Claims
PCTRO
Jun 23, 2020
Description
PCTRO
Jun 23, 2020
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Drawings
PCTRO
Jun 23, 2020