The weekly litigation news digest is live. Subscribe now
The patent EP3520619 was granted to Philibert on Jan 6, 2021. The application was filed on Feb 1, 2019 under application number EP19155091A. 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 |
|---|---|---|---|
| PURATOS | Oct 6, 2021 | DE CLERCQ & PARTNERS | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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
Get instant alerts for new documents
Oct 20, 2023
Oct 20, 2023
Jul 10, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Means of redress
OPPO
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Jul 5, 2023
Feb 16, 2023
Feb 2, 2023
Feb 2, 2023
Feb 2, 2023
Dec 23, 2022
Dec 21, 2022
Dec 20, 2022
Dec 16, 2022
Dec 16, 2022
Dec 16, 2022
Dec 13, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Description
OPPO
Dec 8, 2022
Description
OPPO
Dec 8, 2022
Description
OPPO
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Dec 8, 2022
Nov 29, 2022
Nov 29, 2022
Jul 20, 2022
Jul 15, 2022
Jul 15, 2022
Jul 15, 2022
Jul 15, 2022
Jul 15, 2022
Jul 15, 2022
Jul 15, 2022
Jul 15, 2022
Jul 15, 2022
Jul 15, 2022
Feb 16, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Feb 8, 2022
Dec 7, 2021
Dec 7, 2021
Dec 7, 2021
Nov 19, 2021
Nov 19, 2021
Authorisation
OPPO
Nov 19, 2021
Nov 19, 2021
Nov 18, 2021
Nov 18, 2021
Nov 18, 2021
Oct 20, 2021
Oct 20, 2021
Oct 12, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Jan 20, 2021
Dec 10, 2020
Decision to grant a European patent
Search/Exam
Dec 1, 2020
(Electronic) Receipt
Search/Exam
Dec 1, 2020
English translation of the claims
Search/Exam
Dec 1, 2020
Filing of the translations of the claims
Search/Exam
Dec 1, 2020
German translation of the claims
Search/Exam
Dec 1, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 8, 2020
Oct 8, 2020
Oct 6, 2020
Oct 2, 2020
(Electronic) Receipt
Search/Exam
Oct 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 2, 2020
Oct 1, 2020
Jul 22, 2020
Jul 22, 2020
Jul 22, 2020
Intention to grant (signatures)
Search/Exam
Jul 22, 2020
Text intended for grant (clean copy)
Search/Exam
Jul 22, 2020
Jun 9, 2020
Examination started
Search/Exam
Nov 20, 2019
Written request for examination
Search/Exam
Nov 18, 2019
Written request for examination
Search/Exam
Aug 12, 2019
Jul 10, 2019
Notification of forthcoming publication
Search/Exam
May 24, 2019
Refund of fees
Search/Exam
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
European search opinion
Search/Exam
May 10, 2019
European search report
Search/Exam
May 10, 2019
Information on Search Strategy
Search/Exam
May 7, 2019
Priority search results copy provided by EPO
Search/Exam
Apr 25, 2019
Communication to designated inventor
Search/Exam
Apr 25, 2019
Communication to designated inventor
Search/Exam
Apr 9, 2019
Search started
Search/Exam
Mar 6, 2019
Letter concerning the priority
Search/Exam
Mar 6, 2019
Priority document
Search/Exam
Feb 1, 2019
Abstract
Search/Exam
Feb 1, 2019
Feb 1, 2019
Claims
Search/Exam
Feb 1, 2019
Description
Search/Exam
Feb 1, 2019
Designation of inventor
Search/Exam
Feb 1, 2019
Priority search results
Search/Exam
Feb 1, 2019
Request for grant of a European patent
Search/Exam