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The patent EP3400165 was granted to PSC Engineering on Feb 9, 2022. The application was filed on Dec 16, 2016 under application number EP16838073A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| CMC MARINE | Nov 8, 2022 | BUZZI | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1498348 |
| DESCRIPTION | EP2782822 |
| DESCRIPTION | WO2009083892 |
| INTERNATIONAL-SEARCH-REPORT | EP1498348 |
| INTERNATIONAL-SEARCH-REPORT | EP2782822 |
| INTERNATIONAL-SEARCH-REPORT | US2016121978 |
| INTERNATIONAL-SEARCH-REPORT | WO2009083892 |
| OPPOSITION | EP2172394 |
| OPPOSITION | EP2565116 |
| OPPOSITION | EP2669177 |
| OPPOSITION | EP2782822 |
| OPPOSITION | US2223562 |
| OPPOSITION | WO2016188963 |
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 5, 2025
Dec 5, 2025
Dec 4, 2025
Nov 25, 2025
(Electronic) Receipt
Appeal
Nov 25, 2025
(Electronic) Receipt
Appeal
Nov 25, 2025
Nov 25, 2025
Nov 25, 2025
Nov 25, 2025
Notice of appeal
Appeal
Sep 26, 2025
Sep 26, 2025
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Sep 10, 2025
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Aug 1, 2025
Jul 26, 2025
(Electronic) Receipt
Appeal
Jul 26, 2025
Jul 26, 2025
Apr 17, 2025
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Jan 30, 2025
Jan 23, 2025
(Electronic) Receipt
Appeal
Jan 23, 2025
Jan 23, 2025
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Jan 20, 2025
Nov 26, 2024
Nov 19, 2024
Nov 14, 2024
(Electronic) Receipt
Appeal
Nov 14, 2024
Nov 14, 2024
Nov 14, 2024
Reply to appeal
Appeal
Aug 20, 2024
Aug 14, 2024
Aug 7, 2024
Jul 19, 2024
Jul 10, 2024
(Electronic) Receipt
Appeal
Jul 10, 2024
Jul 10, 2024
May 16, 2024
May 16, 2024
May 9, 2024
(Electronic) Receipt
Appeal
May 9, 2024
Notice of appeal
Appeal
May 9, 2024
Notice of appeal
Appeal
Mar 11, 2024
Mar 11, 2024
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Means of redress
OPPO
Mar 11, 2024
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Feb 22, 2022
Jan 13, 2022
Decision to grant a European patent
Search/Exam
Nov 15, 2021
Filing of the translations of the claims
Search/Exam
Nov 15, 2021
French translation of claims
Search/Exam
Nov 15, 2021
German translation of the claims
Search/Exam
Nov 15, 2021
Letter concerning fees and payments
Search/Exam
Aug 30, 2021
Aug 30, 2021
Aug 30, 2021
Intention to grant (signatures)
Search/Exam
Aug 30, 2021
Text intended for grant (clean copy)
Search/Exam
Aug 30, 2021
Jul 9, 2021
Examination started
Search/Exam
Oct 17, 2018
Aug 16, 2018
Aug 10, 2018
Communication to designated inventor
Search/Exam
Aug 8, 2018
Priority search results copy provided by EPO
Search/Exam
Jul 24, 2018
Jul 6, 2018
Jul 6, 2018
Amended claims with annotations
Search/Exam
Jul 6, 2018
Amendments received before examination
Search/Exam
Jul 6, 2018
Authorisation
Search/Exam
Jul 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 6, 2018
Letter concerning fees and payments
Search/Exam
Jul 6, 2018
Request for entry into the European phase
Search/Exam
May 18, 2018
Information on entry into European phase
Search/Exam
Aug 1, 2017
Jul 13, 2017
Copy of the international search report
Search/Exam
Jul 13, 2017
Published international application - A1
Search/Exam
Apr 20, 2017
ISR: cited documents
PCTISA
Apr 19, 2017
Apr 19, 2017
Apr 19, 2017
Mar 7, 2017
Feb 23, 2017
Abstract
PCTISA
Feb 23, 2017
Claims
PCTISA
Feb 23, 2017
Description
PCTISA
Feb 23, 2017
Drawings
PCTISA
Feb 23, 2017
Feb 23, 2017