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The patent EP3563600 was granted to Guangdong Oppo Mobile Telecommunications on Mar 10, 2021. The application was filed on Jan 15, 2018 under application number EP18741302A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| NOKIA SOLUTIONS AND NETWORKS | Dec 9, 2021 | COHAUSZ & FLORACK | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO2015098880 |
| INTERNATIONAL-SEARCH-REPORT | WO2016040290 |
| OPPOSITION | EP3513611 |
| OPPOSITION | EP3542502 |
| OPPOSITION | WO2016130175 |
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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Feb 7, 2024
Refund of fees
Appeal
Feb 5, 2024
Jan 31, 2024
(Electronic) Receipt
Appeal
Jan 31, 2024
Jan 31, 2024
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Jan 31, 2024
Withdrawal of an appeal
Appeal
Jan 25, 2024
(Electronic) Receipt
Appeal
Jan 25, 2024
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Sep 13, 2023
(Electronic) Receipt
Appeal
Sep 13, 2023
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(Electronic) Receipt
Appeal
Jul 6, 2023
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Notice of appeal
Appeal
May 5, 2023
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Means of redress
OPPO
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Authorisation
OPPO
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Mar 22, 2021
Feb 11, 2021
Decision to grant a European patent
Search/Exam
Jan 14, 2021
(Electronic) Receipt
Search/Exam
Jan 14, 2021
Filing of the translations of the claims
Search/Exam
Jan 14, 2021
French translation of claims
Search/Exam
Jan 14, 2021
German translation of the claims
Search/Exam
Jan 14, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 18, 2020
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Intention to grant (signatures)
Search/Exam
Sep 18, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 18, 2020
Aug 27, 2020
Examination started
Search/Exam
Jul 20, 2020
(Electronic) Receipt
Search/Exam
Jul 20, 2020
Jul 20, 2020
Amended claims with annotations
Search/Exam
Jul 20, 2020
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Amended description with annotations
Search/Exam
Jul 20, 2020
Amendments received before examination
Search/Exam
Jul 20, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 20, 2020
Maintenance of the application
Search/Exam
Jan 10, 2020
Dec 13, 2019
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European search opinion
Search/Exam
Dec 13, 2019
Information on Search Strategy
Search/Exam
Dec 13, 2019
Supplementary European search report
Search/Exam
Dec 5, 2019
Search started
Search/Exam
Nov 7, 2019
Oct 29, 2019
Request for correction
Search/Exam
Oct 9, 2019
Aug 13, 2019
Communication to designated inventor
Search/Exam
Aug 13, 2019
Communication to designated inventor
Search/Exam
Aug 12, 2019
Aug 7, 2019
Jul 31, 2019
(Electronic) Receipt
Search/Exam
Jul 31, 2019
Jul 31, 2019
Amended claims with annotations
Search/Exam
Jul 31, 2019
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Amended description with annotations
Search/Exam
Jul 31, 2019
Annex
Search/Exam
Jul 31, 2019
Annex
Search/Exam
Jul 31, 2019
Matter concerning the application
Search/Exam
Jul 31, 2019
Matter concerning the application
Search/Exam
Jul 31, 2019
Request for entry into the European phase
Search/Exam
Jun 3, 2019
Information on entry into European phase
Search/Exam
Aug 16, 2018
Jul 26, 2018
Copy of the international search report
Search/Exam
Jul 26, 2018
Published international application - A1
Search/Exam