The weekly litigation news digest is live. Subscribe now
The patent EP3500704 was granted to Oceaneering on Nov 13, 2024. The application was filed on Mar 31, 2017 under application number EP17776730A. 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 |
|---|---|---|---|
| SAIPEM TOTALENERGIES | Aug 11, 2025 | STUDIO TORTA | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2012175125 |
| INTERNATIONAL-SEARCH-REPORT | US2012085276 |
| INTERNATIONAL-SEARCH-REPORT | US2012217195 |
| INTERNATIONAL-SEARCH-REPORT | US2013022400 |
| INTERNATIONAL-SEARCH-REPORT | US3643741 |
| INTERNATIONAL-SEARCH-REPORT | WO2015092331 |
| OPPOSITION | US2011114329 |
| OPPOSITION | US2012175125 |
| OPPOSITION | WO2015092331 |
| OPPOSITION | WO2015200661 |
| SEARCH | US2011114329 |
| SEARCH | US2012175125 |
| SEARCH | WO2004090284 |
| SEARCH | WO2015092331 |
| SEARCH | WO2015200661 |
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
Aug 28, 2025
Aug 28, 2025
Aug 18, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Nov 26, 2024
Oct 17, 2024
Decision to grant a European patent
Search/Exam
Oct 9, 2024
Oct 2, 2024
(Electronic) Receipt
Search/Exam
Oct 2, 2024
Filing of the translations of the claims
Search/Exam
Oct 2, 2024
French translation of claims
Search/Exam
Oct 2, 2024
German translation of the claims
Search/Exam
Oct 2, 2024
Letter accompanying subsequently filed items
Search/Exam
Aug 30, 2024
Aug 30, 2024
Aug 30, 2024
Aug 30, 2024
Intention to grant (signatures)
Search/Exam
Aug 30, 2024
Text intended for grant (clean copy)
Search/Exam
Aug 30, 2024
Jul 19, 2024
(Electronic) Receipt
Search/Exam
Jul 19, 2024
Amended claims with annotations
Search/Exam
Jul 19, 2024
Claims
Search/Exam
Jul 19, 2024
Letter accompanying subsequently filed items
Search/Exam
Jul 19, 2024
Mar 19, 2024
Mar 19, 2024
Mar 19, 2024
Mar 19, 2024
Intention to grant (signatures)
Search/Exam
Mar 19, 2024
Text intended for grant (clean copy)
Search/Exam
Mar 19, 2024
Oct 4, 2023
(Electronic) Receipt
Search/Exam
Oct 4, 2023
Letter accompanying subsequently filed items
Search/Exam
Oct 4, 2023
Aug 16, 2023
(Electronic) Receipt
Search/Exam
Aug 16, 2023
Drawings
Search/Exam
Aug 16, 2023
Letter accompanying subsequently filed items
Search/Exam
Aug 16, 2023
Jun 28, 2023
Annex to the communication
Search/Exam
Jun 28, 2023
Communication from the Examining Division
Search/Exam
Jun 22, 2023
Apr 26, 2022
Notice on debiting of fees
Search/Exam
Dec 31, 2021
(Electronic) Receipt
Search/Exam
Dec 31, 2021
Amended claims with annotations
Search/Exam
Dec 31, 2021
Claims
Search/Exam
Dec 31, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 31, 2021
Nov 24, 2021
Annex to the communication
Search/Exam
Nov 24, 2021
Apr 23, 2021
(Electronic) Receipt
Search/Exam
Apr 23, 2021
Amended claims with annotations
Search/Exam
Apr 23, 2021
Amended description with annotations
Search/Exam
Apr 23, 2021
Claims
Search/Exam
Apr 23, 2021
Description
Search/Exam
Apr 23, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 23, 2021
Apr 12, 2021
Apr 6, 2021
(Electronic) Receipt
Search/Exam
Apr 6, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 6, 2021
Nov 23, 2020
Annex to the communication
Search/Exam
Nov 23, 2020
Communication from the Examining Division
Search/Exam
Nov 10, 2020
Examination started
Search/Exam
Aug 25, 2020
(Electronic) Receipt
Search/Exam
Aug 25, 2020
Aug 25, 2020
Amended claims with annotations
Search/Exam
Aug 25, 2020
Amendments received before examination
Search/Exam
Aug 25, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2020
Mar 12, 2020
Feb 25, 2020
Feb 25, 2020
European search opinion
Search/Exam
Feb 25, 2020
Information on Search Strategy
Search/Exam
Feb 25, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 25, 2020
Feb 25, 2020
Supplementary European search report
Search/Exam
Dec 19, 2019
(Electronic) Receipt
Search/Exam
Dec 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2019
Letter concerning search matters
Search/Exam
Oct 14, 2019
Oct 14, 2019
Information on Search Strategy
Search/Exam
Oct 14, 2019
Partial European search report
Search/Exam
Oct 14, 2019
Sep 24, 2019
Search started
Search/Exam
May 29, 2019
May 17, 2019
May 8, 2019
(Electronic) Receipt
Search/Exam
May 8, 2019
May 8, 2019
Amended claims with annotations
Search/Exam
May 8, 2019
Amendments received before examination
Search/Exam
May 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 30, 2019
(Electronic) Receipt
Search/Exam
Apr 30, 2019
General enquiry
Search/Exam
Apr 30, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 28, 2018
(Electronic) Receipt
Search/Exam
Nov 28, 2018
Grounds for re-establishment of rights
Search/Exam
Nov 28, 2018
Grounds for re-establishment of rights
Search/Exam
Nov 28, 2018
Grounds for re-establishment of rights
Search/Exam
Nov 28, 2018
Grounds for re-establishment of rights
Search/Exam
Nov 28, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 28, 2018
Request for re-establishment of rights
Search/Exam
Nov 12, 2018
Nov 7, 2018
Nov 5, 2018
Communication to designated inventor
Search/Exam
Nov 5, 2018
Communication to designated inventor
Search/Exam
Nov 5, 2018
Communication to designated inventor
Search/Exam
Nov 5, 2018
Communication to designated inventor
Search/Exam
Oct 26, 2018
Oct 16, 2018
Sep 26, 2018
(Electronic) Receipt
Search/Exam
Sep 26, 2018
Request for entry into the European phase
Search/Exam
Aug 10, 2018
Information on entry into European phase
Search/Exam
Oct 25, 2017
Oct 5, 2017
Copy of the international search report
Search/Exam
Oct 5, 2017
Published international application - A1
Search/Exam