The weekly litigation news digest is live. Subscribe now
The patent EP3493277 was granted to Commissariat Lnergie Atomique ET AUX Nergies Alternatives on May 20, 2020. The application was filed on Nov 28, 2018 under application number EP18208859A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| MEYER BURGER SWITZERLAND | Feb 19, 2021 | KAILUWEIT & UHLEMANN PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP3493277 |
| OPPOSITION | US2014141559 |
| OPPOSITION | US2015137049 |
| OPPOSITION | WO2004021455 |
| OPPOSITION | WO2016196759 |
| SEARCH | DE10239845 |
| SEARCH | WO2016198797 |
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
Feb 23, 2023
Feb 23, 2023
Feb 20, 2023
Nov 29, 2022
Nov 29, 2022
Nov 29, 2022
Nov 16, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Means of redress
OPPO
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Jun 28, 2022
Jun 27, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
May 27, 2022
May 23, 2022
May 23, 2022
Authorisation
OPPO
May 23, 2022
May 23, 2022
May 17, 2022
May 12, 2022
May 12, 2022
May 12, 2022
May 9, 2022
May 3, 2022
May 2, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 28, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 27, 2022
Apr 14, 2022
Apr 14, 2022
Apr 4, 2022
Mar 28, 2022
Mar 28, 2022
Mar 28, 2022
Jan 5, 2022
Dec 24, 2021
Dec 24, 2021
Dec 24, 2021
Dec 24, 2021
Dec 17, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Jul 2, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Mar 9, 2021
Mar 9, 2021
Mar 4, 2021
Feb 22, 2021
Feb 22, 2021
Feb 22, 2021
Feb 22, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Jun 2, 2020
Apr 23, 2020
Decision to grant a European patent
Search/Exam
Apr 10, 2020
(Electronic) Receipt
Search/Exam
Apr 10, 2020
English translation of the claims
Search/Exam
Apr 10, 2020
German translation of the claims
Search/Exam
Apr 10, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 17, 2019
Dec 17, 2019
Dec 17, 2019
Intention to grant (signatures)
Search/Exam
Dec 17, 2019
Text intended for grant (clean copy)
Search/Exam
Dec 17, 2019
Nov 29, 2019
Examination started
Search/Exam
Nov 15, 2019
(Electronic) Receipt
Search/Exam
Nov 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 15, 2019
Maintenance of the application
Search/Exam
Jun 11, 2019
May 8, 2019
Notification of forthcoming publication
Search/Exam
Jan 21, 2019
Communication to designated inventor
Search/Exam
Jan 21, 2019
Communication to designated inventor
Search/Exam
Jan 21, 2019
Communication to designated inventor
Search/Exam
Jan 21, 2019
Communication to designated inventor
Search/Exam
Jan 4, 2019
Refund of fees
Search/Exam
Jan 2, 2019
Jan 2, 2019
European search opinion
Search/Exam
Jan 2, 2019
European search report
Search/Exam
Jan 2, 2019
Information on Search Strategy
Search/Exam
Dec 13, 2018
Search started
Search/Exam
Dec 6, 2018
Annex
Search/Exam
Dec 6, 2018
Letter concerning the priority
Search/Exam
Dec 6, 2018
Priority document
Search/Exam
Nov 30, 2018
Priority search results copy provided by EPO
Search/Exam
Nov 28, 2018
Abstract
Search/Exam
Nov 28, 2018
Nov 28, 2018
Claims
Search/Exam
Nov 28, 2018
Description
Search/Exam
Nov 28, 2018
Designation of inventor
Search/Exam
Nov 28, 2018
Drawings
Search/Exam
Nov 28, 2018
Priority search results
Search/Exam
Nov 28, 2018
Request for grant of a European patent
Search/Exam