The weekly litigation news digest is live. Subscribe now
The patent EP2757423 was granted to Omega on Jul 11, 2018. The application was filed on Jan 17, 2013 under application number EP13151669A. 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 |
|---|---|---|---|
| ROLEX | Apr 11, 2019 | MOINAS & SAVOYE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | CH694465 |
| OPPOSITION | CH477718 |
| OPPOSITION | CH554501 |
| OPPOSITION | EP2065107 |
| OPPOSITION | EP2757423 |
| OPPOSITION | JP2003214526 |
| OPPOSITION | JP2008063602 |
| OPPOSITION | JPH06308260 |
| OPPOSITION | JPS5884968 |
| OPPOSITION | WO2010079472 |
| OPPOSITION | WO9835067 |
| SEARCH | CH477718 |
| SEARCH | CH554501 |
| SEARCH | EP2065107 |
| SEARCH | JPS5935673 |
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
Dec 10, 2025
Dec 10, 2025
Dec 10, 2025
Dec 10, 2025
Dec 10, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 4, 2025
Dec 4, 2025
Dec 4, 2025
Nov 26, 2025
Nov 26, 2025
Nov 13, 2025
Nov 12, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 7, 2025
Nov 6, 2025
Nov 6, 2025
Nov 6, 2025
Nov 6, 2025
Nov 6, 2025
Nov 6, 2025
Sep 4, 2025
Sep 4, 2025
Sep 4, 2025
Sep 4, 2025
Sep 4, 2025
Aug 4, 2025
Aug 4, 2025
Jul 28, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Feb 11, 2025
Feb 11, 2025
Feb 11, 2025
Dec 10, 2024
Dec 10, 2024
Dec 10, 2024
Nov 4, 2024
Nov 4, 2024
Nov 4, 2024
Nov 4, 2024
Oct 31, 2024
(Electronic) Receipt
Appeal
Oct 31, 2024
Oct 31, 2024
Oct 28, 2024
(Electronic) Receipt
Appeal
Oct 28, 2024
Oct 28, 2024
Oct 24, 2024
Oct 23, 2024
(Electronic) Receipt
Appeal
Oct 23, 2024
Oct 23, 2024
Oct 2, 2024
Oct 2, 2024
Sep 24, 2024
Annex
Appeal
Sep 24, 2024
Sep 24, 2024
Sep 19, 2024
Sep 19, 2024
Sep 7, 2023
Sep 2, 2023
(Electronic) Receipt
Appeal
Sep 2, 2023
Sep 2, 2023
Apr 28, 2023
Apr 28, 2023
Apr 24, 2023
Apr 18, 2023
Non-scannable object
Appeal
Apr 18, 2023
Apr 17, 2023
(Electronic) Receipt
Appeal
Apr 17, 2023
Apr 17, 2023
Apr 17, 2023
Apr 17, 2023
Apr 17, 2023
Apr 17, 2023
Apr 17, 2023
Apr 17, 2023
Apr 17, 2023
Apr 17, 2023
Apr 13, 2023
Mar 13, 2023
Mar 13, 2023
Dec 15, 2022
Sep 15, 2022
Sep 9, 2022
(Electronic) Receipt
Appeal
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Reply to appeal
Appeal
May 2, 2022
Apr 25, 2022
(Electronic) Receipt
Appeal
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Apr 25, 2022
Description
Appeal
Apr 25, 2022
Apr 25, 2022
Feb 23, 2022
Feb 23, 2022
Feb 15, 2022
(Electronic) Receipt
Appeal
Feb 15, 2022
Feb 15, 2022
Notice of appeal
Appeal
Dec 20, 2021
Dec 16, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Means of redress
OPPO
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Sep 30, 2021
Sep 27, 2021
Sep 27, 2021
Sep 26, 2021
Sep 26, 2021
Sep 26, 2021
Sep 22, 2021
Sep 22, 2021
Sep 22, 2021
Sep 22, 2021
Aug 30, 2021
Aug 24, 2021
Aug 6, 2021
Aug 6, 2021
Aug 5, 2021
Aug 2, 2021
Aug 2, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Description
OPPO
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jul 27, 2021
Jun 10, 2021
Jun 10, 2021
May 18, 2021
May 14, 2021
May 6, 2021
Mar 8, 2021
Mar 3, 2021
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Feb 2, 2021
Feb 2, 2021
Feb 2, 2021
Jan 14, 2021
Jan 14, 2021
Authorisation
OPPO
Jan 14, 2021
Jan 14, 2021
Sep 11, 2020
Sep 7, 2020
Sep 7, 2020
Aug 31, 2020
Aug 31, 2020
Aug 31, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 16, 2020
Jul 16, 2020
Apr 14, 2020
Mar 20, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Sep 13, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Sep 9, 2019
Apr 29, 2019
Apr 29, 2019
Apr 18, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Jul 23, 2018
Jun 14, 2018
Decision to grant a European patent
Search/Exam
Jun 4, 2018
(Electronic) Receipt
Search/Exam
Jun 4, 2018
English translation of the claims
Search/Exam
Jun 4, 2018
Filing of the translations of the claims
Search/Exam
Jun 4, 2018
German translation of the claims
Search/Exam
Jun 4, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 7, 2018
Feb 7, 2018
Feb 7, 2018
Intention to grant (signatures)
Search/Exam
Feb 7, 2018
Text intended for grant (clean copy)
Search/Exam
Feb 7, 2018
Jul 27, 2017
(Electronic) Receipt
Search/Exam
Jul 27, 2017
Amended claims with annotations
Search/Exam
Jul 27, 2017
Claims
Search/Exam
Jul 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 27, 2017
Apr 12, 2017
Annex to the communication
Search/Exam
Apr 12, 2017
Communication from the Examining Division
Search/Exam
Jan 26, 2017
(Electronic) Receipt
Search/Exam
Jan 26, 2017
Amended claims with annotations
Search/Exam
Jan 26, 2017
Amended description with annotations
Search/Exam
Jan 26, 2017
Claims
Search/Exam
Jan 26, 2017
Description
Search/Exam
Jan 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 26, 2017
Oct 11, 2016
Annex to the communication
Search/Exam
Oct 11, 2016
Communication from the Examining Division
Search/Exam
Jan 21, 2015
Refund order of filing/examination fee
Search/Exam
Jan 2, 2015
Jan 2, 2015
Amended description with annotations
Search/Exam
Jan 2, 2015
Amendments received before examination
Search/Exam
Dec 23, 2014
(Electronic) Receipt
Search/Exam
Dec 23, 2014
Dec 23, 2014
Amended description with annotations
Search/Exam
Dec 23, 2014
Amendments received before examination
Search/Exam
Dec 23, 2014
Letter accompanying subsequently filed items
Search/Exam
Jul 28, 2014
Jun 25, 2014
Notification of forthcoming publication
Search/Exam
Aug 12, 2013
Aug 12, 2013
European search opinion
Search/Exam
Aug 12, 2013
European search report
Search/Exam
Jul 23, 2013
Search started
Search/Exam
Apr 12, 2013
Communication to designated inventor
Search/Exam
Apr 12, 2013
Communication to designated inventor
Search/Exam
Apr 12, 2013
Communication to designated inventor
Search/Exam
Jan 17, 2013
Abstract
Search/Exam
Jan 17, 2013
Jan 17, 2013
Claims
Search/Exam
Jan 17, 2013
Description
Search/Exam
Jan 17, 2013
Designation of inventor
Search/Exam
Jan 17, 2013
Designation of inventor
Search/Exam
Jan 17, 2013
Designation of inventor
Search/Exam
Jan 17, 2013
Drawings
Search/Exam
Jan 17, 2013
Request for grant of a European patent
Search/Exam