The weekly litigation news digest is live. Subscribe now
The patent EP3740677 was granted to Freia Offshore on Aug 9, 2023. The application was filed on Jan 16, 2019 under application number EP19741748A. 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 |
|---|---|---|---|
| ENEROCEAN SL | May 8, 2024 | STROM & GULLIKSSON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2011311360 |
| DESCRIPTION | US2012043763 |
| DESCRIPTION | US2013272846 |
| DESCRIPTION | US2015354532 |
| DESCRIPTION | US2016177927 |
| DESCRIPTION | WO2011137903 |
| INTERNATIONAL-SEARCH-REPORT | US2011311360 |
| INTERNATIONAL-SEARCH-REPORT | US2015367918 |
| INTERNATIONAL-SEARCH-REPORT | US2016061192 |
| INTERNATIONAL-SEARCH-REPORT | US2017218919 |
| INTERNATIONAL-SEARCH-REPORT | WO02073032 |
| INTERNATIONAL-SEARCH-REPORT | WO2011137903 |
| INTERNATIONAL-SEARCH-REPORT | WO2013155521 |
| INTERNATIONAL-SEARCH-REPORT | WO2018234986 |
| OPPOSITION | EP1618301 |
| OPPOSITION | US2012043763 |
| OPPOSITION | WO2015000909 |
| OPPOSITION | WO2016004739 |
| OTHER | NO324756B |
| OTHER | US2011311360 |
| OTHER | US2012043763 |
| OTHER | US2013272846 |
| OTHER | US2015354532 |
| OTHER | US2016177927 |
| OTHER | WO2011137903 |
| SEARCH | US2011311360 |
| SEARCH | US2012043763 |
| SEARCH | US2013272846 |
| SEARCH | US2015354532 |
| SEARCH | US2016177927 |
| SEARCH | WO2011137903 |
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 19, 2025
(Electronic) Receipt
Appeal
Dec 19, 2025
Dec 19, 2025
Notice of appeal
Appeal
Dec 19, 2025
Notice of appeal
Appeal
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Means of redress
Search/Exam
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Oct 9, 2025
Oct 8, 2025
Oct 7, 2025
Oct 7, 2025
Oct 7, 2025
Aug 13, 2025
Aug 13, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Sep 26, 2024
Sep 23, 2024
Sep 23, 2024
Sep 23, 2024
Sep 23, 2024
Sep 23, 2024
Sep 23, 2024
Sep 23, 2024
Sep 23, 2024
Sep 23, 2024
May 23, 2024
May 23, 2024
May 16, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
Aug 22, 2023
Jul 13, 2023
Decision to grant a European patent
Search/Exam
Jun 30, 2023
(Electronic) Receipt
Search/Exam
Jun 30, 2023
Filing of the translations of the claims
Search/Exam
Jun 30, 2023
French translation of claims
Search/Exam
Jun 30, 2023
German translation of the claims
Search/Exam
Mar 22, 2023
Mar 22, 2023
Mar 22, 2023
Mar 22, 2023
Intention to grant (signatures)
Search/Exam
Mar 22, 2023
Text intended for grant (clean copy)
Search/Exam
Mar 22, 2023
Mar 13, 2023
Mar 13, 2023
Mar 6, 2023
(Electronic) Receipt
Search/Exam
Mar 6, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 6, 2023
Non-patent literature filed by a third party
Search/Exam
Mar 6, 2023
Non-patent literature filed by a third party
Search/Exam
Mar 6, 2023
Non-patent literature filed by a third party
Search/Exam
Mar 6, 2023
Non-patent literature filed by a third party
Search/Exam
Mar 6, 2023
Non-patent literature filed by a third party
Search/Exam
Mar 6, 2023
Non-patent literature filed by a third party
Search/Exam
Mar 6, 2023
Observations by third parties
Search/Exam
Mar 6, 2023
Patent document filed by a Third party
Search/Exam
Mar 6, 2023
Patent document filed by a Third party
Search/Exam
Mar 6, 2023
Patent document filed by a Third party
Search/Exam
Mar 6, 2023
Patent document filed by a Third party
Search/Exam
Mar 6, 2023
Patent document filed by a Third party
Search/Exam
Mar 6, 2023
Patent document filed by a Third party
Search/Exam
Mar 6, 2023
Patent document filed by a Third party
Search/Exam
Mar 2, 2023
(Electronic) Receipt
Search/Exam
Mar 2, 2023
Amended claims with annotations
Search/Exam
Mar 2, 2023
Claims
Search/Exam
Mar 2, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 2, 2023
Oct 24, 2022
Oct 24, 2022
Oct 24, 2022
Oct 24, 2022
Intention to grant (signatures)
Search/Exam
Oct 24, 2022
Text intended for grant (clean copy)
Search/Exam
Oct 24, 2022
Jun 23, 2022
(Electronic) Receipt
Search/Exam
Jun 23, 2022
Amended claims with annotations
Search/Exam
Jun 23, 2022
Amended description with annotations
Search/Exam
Jun 23, 2022
Annex
Search/Exam
Jun 23, 2022
Annex
Search/Exam
Jun 23, 2022
Annex
Search/Exam
Jun 23, 2022
Claims
Search/Exam
Jun 23, 2022
Description
Search/Exam
Jun 23, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 23, 2022
Feb 17, 2022
Annex to the communication
Search/Exam
Feb 17, 2022
Communication from the Examining Division
Search/Exam
Oct 21, 2021
(Electronic) Receipt
Search/Exam
Oct 21, 2021
Amended claims with annotations
Search/Exam
Oct 21, 2021
Amended claims with annotations
Search/Exam
Oct 21, 2021
Amended description with annotations
Search/Exam
Oct 21, 2021
Claims
Search/Exam
Oct 21, 2021
Claims
Search/Exam
Oct 21, 2021
Description
Search/Exam
Oct 21, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 21, 2021
Jul 7, 2021
Jul 2, 2021
(Electronic) Receipt
Search/Exam
Jul 2, 2021
Apr 12, 2021
Annex to the communication
Search/Exam
Apr 12, 2021
Communication from the Examining Division
Search/Exam
Apr 6, 2021
Document concerning representation
Search/Exam
Mar 24, 2021
(Electronic) Receipt
Search/Exam
Mar 24, 2021
Priority search results
Search/Exam
Mar 24, 2021
Priority search results
Search/Exam
Mar 24, 2021
Feb 16, 2021
Feb 9, 2021
Feb 9, 2021
Information on Search Strategy
Search/Exam
Feb 9, 2021
Supplementary European search report
Search/Exam
Oct 28, 2020
Aug 24, 2020
Communication to designated inventor
Search/Exam
Aug 24, 2020
Communication to designated inventor
Search/Exam
Aug 24, 2020
Communication to designated inventor
Search/Exam
Aug 3, 2020
Jul 1, 2020
(Electronic) Receipt
Search/Exam
Jul 1, 2020
Jul 1, 2020
Request for entry into the European phase
Search/Exam
May 29, 2020
Information on entry into European phase
Search/Exam
Feb 6, 2020
Jan 16, 2020
Aug 12, 2019
Aug 12, 2019
Jul 25, 2019
Copy of the international search report
Search/Exam
Jul 25, 2019
Published international application - A1
Search/Exam