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The patent EP4031936 was granted to Richemont on Nov 8, 2023. The application was filed on Sep 15, 2020 under application number EP20771923A. 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 |
|---|---|---|---|
| ICB INGENIEURS CONSEILS EN BREVETS | Aug 8, 2024 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1422436 |
| DESCRIPTION | EP2037335 |
| DESCRIPTION | EP2215531 |
| DESCRIPTION | EP2423764 |
| DESCRIPTION | EP3181938 |
| DESCRIPTION | EP3181939 |
| DESCRIPTION | WO2015113973 |
| DESCRIPTION | WO2016128694 |
| EXAMINATION | EP2753984 |
| EXAMINATION | EP3285124 |
| EXAMINATION | EP3769160 |
| EXAMINATION | EP3769161 |
| EXAMINATION | JP2017044533 |
| INTERNATIONAL-SEARCH-REPORT | EP2565727 |
| INTERNATIONAL-SEARCH-REPORT | WO2019166922 |
| OTHER | EP3285124 |
| OTHER | EP3769160 |
| OTHER | EP3769161 |
| OTHER | JP6514993B |
| OTHER | US2021003971 |
| OTHER | US2021080909 |
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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Dec 18, 2025
(Electronic) Receipt
Appeal
Dec 18, 2025
Notice of appeal
Appeal
Dec 18, 2025
Notice of appeal
Appeal
Dec 16, 2025
Dec 10, 2025
(Electronic) Receipt
Appeal
Dec 10, 2025
Dec 10, 2025
Dec 4, 2025
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Means of redress
OPPO
Nov 7, 2025
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Authorisation
OPPO
Oct 14, 2024
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Nov 21, 2023
Oct 12, 2023
Decision to grant a European patent
Search/Exam
Sep 27, 2023
(Electronic) Receipt
Search/Exam
Sep 27, 2023
English translation of the claims
Search/Exam
Sep 27, 2023
Filing of the translations of the claims
Search/Exam
Sep 27, 2023
German translation of the claims
Search/Exam
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Intention to grant (signatures)
Search/Exam
Jun 23, 2023
Text intended for grant (clean copy)
Search/Exam
Jun 23, 2023
May 23, 2023
(Electronic) Receipt
Search/Exam
May 23, 2023
Amended description with annotations
Search/Exam
May 23, 2023
Description
Search/Exam
May 23, 2023
Letter accompanying subsequently filed items
Search/Exam
May 23, 2023
Mar 3, 2023
Annex to the communication
Search/Exam
Mar 3, 2023
Communication from the Examining Division
Search/Exam
Feb 10, 2023
Examination started
Search/Exam
Sep 13, 2022
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Sep 2, 2022
(Electronic) Receipt
Search/Exam
Sep 2, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 2, 2022
Observations by third parties
Search/Exam
Aug 11, 2022
(Electronic) Receipt
Search/Exam
Aug 11, 2022
Aug 11, 2022
Amended description with annotations
Search/Exam
Aug 11, 2022
Amendments received before examination
Search/Exam
Aug 11, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2022
Jun 1, 2022
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May 25, 2022
(Electronic) Receipt
Search/Exam
May 25, 2022
Citation filed by a third party
Search/Exam
May 25, 2022
Letter accompanying subsequently filed items
Search/Exam
May 25, 2022
Observations by third parties
Search/Exam
May 25, 2022
Observations by third parties
Search/Exam
May 25, 2022
Patent document filed by a Third party
Search/Exam
May 25, 2022
Patent document filed by a Third party
Search/Exam
May 25, 2022
Patent document filed by a Third party
Search/Exam
May 25, 2022
Patent document filed by a Third party
Search/Exam
Apr 26, 2022
Apr 19, 2022
Priority search results copy provided by EPO
Search/Exam
Apr 13, 2022
Refund of fees
Search/Exam
Apr 5, 2022
(Electronic) Receipt
Search/Exam
Apr 5, 2022
Request for entry into the European phase
Search/Exam
Apr 4, 2022
Mar 16, 2022
Observations by third parties
Search/Exam
Mar 16, 2022
Observations by third parties
Search/Exam
Mar 16, 2022
Patent document filed by a Third party
Search/Exam
Mar 16, 2022
Patent document filed by a Third party
Search/Exam
Mar 16, 2022
Patent document filed by a Third party
Search/Exam
Mar 16, 2022
Patent document filed by a Third party
Search/Exam
Mar 16, 2022
Patent document filed by a Third party
Search/Exam
Mar 12, 2022
Notification of the recording of a change
Search/Exam
Mar 12, 2022
Notification of the recording of a change
Search/Exam
Mar 11, 2022
Mar 11, 2022
Jan 28, 2022
Information on entry into European phase
Search/Exam
Apr 12, 2021
Mar 25, 2021
Copy of the international search report
Search/Exam
Mar 25, 2021
Copy of the international search report
Search/Exam
Mar 25, 2021
Published international application - A1
Search/Exam
Dec 8, 2020
ISR: cited documents
PCTISA
Dec 8, 2020
Dec 8, 2020
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Dec 8, 2020
Sep 28, 2020
Sep 19, 2020
Abstract
PCTISA
Sep 19, 2020
Claims
PCTISA
Sep 19, 2020
Sep 19, 2020
Description
PCTISA
Sep 19, 2020
Drawings
PCTISA
Sep 19, 2020