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The patent EP3900240 was granted to Metacluster LT on May 18, 2022. The application was filed on Jun 8, 2020 under application number EP20733498A. 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 |
|---|---|---|---|
| BRIGHT DATA | Jan 26, 2023 | KURIG | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | KR20110066657 |
| INTERNATIONAL-SEARCH-REPORT | US2016164831 |
| INTERNATIONAL-SEARCH-REPORT | US2018227210 |
| OPPOSITION | CN108551452 |
| OPPOSITION | CN110062025 |
| OPPOSITION | CN110147271 |
| OPPOSITION | EP2863607 |
| OPPOSITION | US2008225710 |
| OPPOSITION | US2017155623 |
| OPPOSITION | US7984110 |
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
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Mar 27, 2025
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Dec 30, 2024
(Electronic) Receipt
Appeal
Dec 30, 2024
Dec 30, 2024
Reply to appeal
Appeal
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Appeal
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(Electronic) Receipt
Appeal
Jun 26, 2024
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Notice of appeal
Appeal
May 2, 2024
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Means of redress
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Refund of fees
Search/Exam
Apr 26, 2022
Decision to grant a European patent
Search/Exam
Apr 19, 2022
Apr 12, 2022
(Electronic) Receipt
Search/Exam
Apr 12, 2022
Filing of the translations of the claims
Search/Exam
Apr 12, 2022
French translation of claims
Search/Exam
Apr 12, 2022
German translation of the claims
Search/Exam
Apr 12, 2022
Letter accompanying subsequently filed items
Search/Exam
Feb 16, 2022
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Intention to grant (signatures)
Search/Exam
Feb 16, 2022
Text intended for grant (clean copy)
Search/Exam
Feb 16, 2022
Feb 10, 2022
Notification of the recording of a change
Search/Exam
Feb 2, 2022
Jan 28, 2022
(Electronic) Receipt
Search/Exam
Jan 28, 2022
Enquiry as to the processing of the file
Search/Exam
Jan 28, 2022
Examination started
Search/Exam
Jan 28, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 27, 2021
Oct 18, 2021
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(Electronic) Receipt
Search/Exam
Oct 12, 2021
Authorisation
Search/Exam
Oct 12, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 12, 2021
Sep 10, 2021
Letter which had not been notified
Search/Exam
Sep 9, 2021
Sep 1, 2021
(Electronic) Receipt
Search/Exam
Sep 1, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 1, 2021
Request for correction of client data
Search/Exam
Aug 20, 2021
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Letter which had not been notified
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Aug 6, 2021
Letter which had not been notified
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Jul 27, 2021
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(Electronic) Receipt
Search/Exam
Jun 21, 2021
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Amended description with annotations
Search/Exam
Jun 21, 2021
Authorisation
Search/Exam
Jun 21, 2021
Request for entry into the European phase
Search/Exam
Apr 26, 2021
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Copy of the international search report
Search/Exam
Apr 8, 2021
Published international application - A1
Search/Exam
Aug 24, 2020
ISR: cited documents
PCTISA
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Abstract
PCTISA
Jun 12, 2020
Claims
PCTISA
Jun 12, 2020
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Description
PCTISA
Jun 12, 2020
Drawings
PCTISA
Jun 12, 2020
Jun 12, 2020