The weekly litigation news digest is live. Subscribe now
The patent EP3705392 was granted to Samsung Heavy IND on Mar 5, 2025. The application was filed on Oct 31, 2018 under application number EP18872708A. 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 |
|---|---|---|---|
| BECKER MARINE SYSTEMS | Dec 5, 2025 | RGTH | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | JP2008239060 |
| EXAMINATION | KR20100103982 |
| EXAMINATION | KR20120094763 |
| EXAMINATION | KR20120126910 |
| EXAMINATION | KR20160032475 |
| EXAMINATION | KR20160058370 |
| INTERNATIONAL-SEARCH-REPORT | JP2008239060 |
| INTERNATIONAL-SEARCH-REPORT | KR20100103982 |
| INTERNATIONAL-SEARCH-REPORT | KR20120094763 |
| INTERNATIONAL-SEARCH-REPORT | KR20120126910 |
| INTERNATIONAL-SEARCH-REPORT | KR20160032475 |
| INTERNATIONAL-SEARCH-REPORT | KR20160058370 |
| OPPOSITION | EP3210876 |
| OPPOSITION | JP2008239060 |
| OPPOSITION | KR20100103982 |
| OPPOSITION | KR20120094763 |
| OPPOSITION | KR20120126910 |
| OPPOSITION | KR20140137620 |
| OPPOSITION | KR20150013962 |
| OPPOSITION | KR20160000326 |
| OPPOSITION | KR20160000450 |
| OPPOSITION | KR20160002232 |
| OPPOSITION | KR20160032475 |
| OPPOSITION | KR20160058370 |
| OPPOSITION | KR20160149877 |
| OPPOSITION | KR20180083463 |
| OPPOSITION | WO2015012490 |
| OPPOSITION | WO2015093048 |
| OPPOSITION | WO2017038862 |
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 17, 2025
Dec 17, 2025
Dec 12, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Dec 5, 2025
Mar 18, 2025
Feb 6, 2025
Decision to grant a European patent
Search/Exam
Jan 22, 2025
(Electronic) Receipt
Search/Exam
Jan 22, 2025
Filing of the translations of the claims
Search/Exam
Jan 22, 2025
French translation of claims
Search/Exam
Jan 22, 2025
German translation of the claims
Search/Exam
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Intention to grant (signatures)
Search/Exam
Nov 13, 2024
Text intended for grant (clean copy)
Search/Exam
Nov 13, 2024
Nov 8, 2024
Apr 18, 2024
(Electronic) Receipt
Search/Exam
Apr 18, 2024
Amended claims with annotations
Search/Exam
Apr 18, 2024
Claims
Search/Exam
Apr 18, 2024
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2024
Dec 18, 2023
Annex to the communication
Search/Exam
Dec 18, 2023
Communication from the Examining Division
Search/Exam
Dec 11, 2023
Examination started
Search/Exam
Jan 26, 2023
Jan 10, 2023
(Electronic) Receipt
Search/Exam
Jan 10, 2023
Enquiry as to the processing of the file
Search/Exam
Jan 10, 2023
Letter accompanying subsequently filed items
Search/Exam
Jan 24, 2022
(Electronic) Receipt
Search/Exam
Jan 24, 2022
Jan 24, 2022
Amended claims with annotations
Search/Exam
Jan 24, 2022
Jan 24, 2022
Amended description with annotations
Search/Exam
Jan 24, 2022
Amendments received before examination
Search/Exam
Jan 24, 2022
Letter accompanying subsequently filed items
Search/Exam
Jul 20, 2021
Jul 2, 2021
Jul 2, 2021
Jul 2, 2021
Jul 2, 2021
European search opinion
Search/Exam
Jul 2, 2021
Information on Search Strategy
Search/Exam
Jul 2, 2021
Supplementary European search report
Search/Exam
Jun 15, 2021
Search started
Search/Exam
Dec 17, 2020
(Electronic) Receipt
Search/Exam
Dec 17, 2020
Dec 17, 2020
Amended claims with annotations
Search/Exam
Dec 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 17, 2020
Aug 12, 2020
Notification of forthcoming publication
Search/Exam
Jun 9, 2020
Jun 5, 2020
Communication to designated inventor
Search/Exam
Jun 5, 2020
Communication to designated inventor
Search/Exam
Jun 5, 2020
Communication to designated inventor
Search/Exam
Jun 5, 2020
Communication to designated inventor
Search/Exam
Jun 5, 2020
Communication to designated inventor
Search/Exam
Jun 5, 2020
Communication to designated inventor
Search/Exam
Jun 5, 2020
Communication to designated inventor
Search/Exam
Jun 5, 2020
Communication to designated inventor
Search/Exam
Jun 5, 2020
Communication to designated inventor
Search/Exam
May 20, 2020
May 20, 2020
Apr 30, 2020
Refund of fees
Search/Exam
Apr 16, 2020
(Electronic) Receipt
Search/Exam
Apr 16, 2020
Abstract
Search/Exam
Apr 16, 2020
Claims
Search/Exam
Apr 16, 2020
Description
Search/Exam
Apr 16, 2020
Drawings
Search/Exam
Apr 16, 2020
Request for entry into the European phase
Search/Exam
Mar 13, 2020
Information on entry into European phase
Search/Exam
Jun 5, 2019
Jun 5, 2019
Jun 5, 2019
Jun 5, 2019
May 9, 2019
Copy of the international search report
Search/Exam
May 9, 2019
May 9, 2019
International publication pamphlet
Search/Exam