The weekly litigation news digest is live. Subscribe now
The patent EP3583067 was granted to Casale on Sep 8, 2021. The application was filed on Jan 31, 2018 under application number EP18702977A. 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 |
|---|---|---|---|
| LINDE | Jun 8, 2022 | FISCHER | ADMISSIBLE |
| THYSSENKRUPP INDUSTRIAL SOLUTIONS | Jun 8, 2022 | GULDE & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2004234426 |
| INTERNATIONAL-SEARCH-REPORT | US2014248205 |
| INTERNATIONAL-SEARCH-REPORT | US2015031916 |
| INTERNATIONAL-SEARCH-REPORT | WO2010018550 |
| OPPOSITION | DE102014209635 |
| OPPOSITION | DE102015210803 |
| OPPOSITION | EP1648817 |
| OPPOSITION | EP2266922 |
| OPPOSITION | EP2817260 |
| OPPOSITION | US2004234426 |
| OPPOSITION | US6505467 |
| OPPOSITION | US8137422 |
| OPPOSITION | WO2010069626 |
| OPPOSITION | WO2017134162 |
| OTHER | EP1648817 |
| OTHER | US2006171878 |
| OTHER | US6505467 |
| OTHER | WO2010069626 |
| OTHER | WO2017134162 |
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
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 5, 2026
Jan 5, 2026
Jan 5, 2026
Jan 5, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Jan 2, 2026
Dec 22, 2025
Dec 22, 2025
Dec 22, 2025
Nov 18, 2025
Nov 18, 2025
Nov 13, 2025
Nov 13, 2025
Nov 13, 2025
Nov 13, 2025
Nov 13, 2025
Nov 13, 2025
Nov 13, 2025
Nov 13, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Jul 8, 2025
Jul 8, 2025
Jul 8, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 3, 2025
Jul 3, 2025
Jul 3, 2025
Jun 24, 2025
Jun 24, 2025
Jun 18, 2025
Jun 18, 2025
Jun 12, 2025
Jun 12, 2025
Jun 11, 2025
Jun 6, 2025
Jun 6, 2025
Jun 6, 2025
Jun 5, 2025
Jun 5, 2025
Jun 4, 2025
Jun 4, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 21, 2025
May 21, 2025
May 15, 2025
May 15, 2025
May 15, 2025
May 15, 2025
May 15, 2025
May 15, 2025
May 15, 2025
May 15, 2025
May 15, 2025
May 15, 2025
May 14, 2025
May 14, 2025
May 12, 2025
May 12, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 9, 2025
May 7, 2025
May 7, 2025
May 7, 2025
May 7, 2025
May 7, 2025
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Aug 8, 2024
Aug 8, 2024
Jul 31, 2024
Jul 31, 2024
Jul 31, 2024
Jul 31, 2024
Jul 29, 2024
Jul 29, 2024
Jul 29, 2024
Jul 29, 2024
Jul 29, 2024
Jul 29, 2024
Feb 5, 2024
Feb 5, 2024
Jan 26, 2024
Jan 26, 2024
Jan 26, 2024
Jul 27, 2023
Jul 27, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
May 17, 2023
May 17, 2023
May 12, 2023
May 12, 2023
May 12, 2023
May 12, 2023
May 12, 2023
Nov 8, 2022
Nov 8, 2022
Nov 3, 2022
Nov 3, 2022
Nov 3, 2022
Jun 23, 2022
Jun 23, 2022
Jun 23, 2022
Jun 14, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Jun 8, 2022
Sep 21, 2021
Aug 12, 2021
Decision to grant a European patent
Search/Exam
Aug 2, 2021
(Electronic) Receipt
Search/Exam
Aug 2, 2021
Filing of the translations of the claims
Search/Exam
Aug 2, 2021
French translation of claims
Search/Exam
Aug 2, 2021
German translation of the claims
Search/Exam
Aug 2, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 15, 2021
Jun 15, 2021
Jun 15, 2021
Intention to grant (signatures)
Search/Exam
Jun 15, 2021
Text intended for grant (clean copy)
Search/Exam
Jun 15, 2021
Mar 3, 2021
Description
Search/Exam
Mar 3, 2021
Feb 26, 2021
Description
Search/Exam
Feb 26, 2021
Oct 28, 2020
Annex to the communication
Search/Exam
Oct 28, 2020
Communication from the Examining Division
Search/Exam
Oct 22, 2020
Examination started
Search/Exam
May 13, 2020
May 7, 2020
Mar 16, 2020
Mar 16, 2020
Amended claims with annotations
Search/Exam
Mar 16, 2020
Amendments received before examination
Search/Exam
Nov 27, 2019
Sep 24, 2019
Sep 20, 2019
Communication to designated inventor
Search/Exam
Sep 20, 2019
Communication to designated inventor
Search/Exam
Sep 17, 2019
Priority search results copy provided by EPO
Search/Exam
Sep 17, 2019
Priority search results copy provided by EPO
Search/Exam
Aug 19, 2019
Aug 19, 2019
Jul 19, 2019
(Electronic) Receipt
Search/Exam
Jul 19, 2019
Request for entry into the European phase
Search/Exam
Jun 28, 2019
Information on entry into European phase
Search/Exam
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
Apr 4, 2019
Apr 4, 2019
Apr 4, 2019
Feb 4, 2019
Written opinion
PCT2
Feb 4, 2019
Feb 4, 2019
Jan 23, 2019
Jan 23, 2019
Jan 23, 2019
Jan 14, 2019
Jan 14, 2019
Jan 14, 2019
Dec 21, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Sep 12, 2018
Sep 12, 2018
Aug 29, 2018
Notification of election of EPO
Search/Exam
Aug 23, 2018
Aug 23, 2018
Copy of the international search report
Search/Exam
Aug 23, 2018
Published international application - A1
Search/Exam
Aug 3, 2018
Aug 3, 2018
Jul 31, 2018
Jul 31, 2018
ISR: cited documents
PCTISA
Jul 30, 2018
Jul 30, 2018
Jul 30, 2018
Jul 19, 2018
(Electronic) Receipt
PCTRO
Jul 19, 2018
Jul 19, 2018
Jun 15, 2018
Jun 11, 2018
Jun 11, 2018
PCT demand form
PCT2
Jun 11, 2018
Apr 27, 2018
(Electronic) Receipt
PCTISA
Apr 27, 2018
(Electronic) Receipt
PCTISA
Apr 27, 2018
Apr 27, 2018
Apr 27, 2018
Apr 27, 2018
Apr 16, 2018
ISR: cited documents
PCTISA
Apr 13, 2018
Apr 13, 2018
Apr 13, 2018
Feb 19, 2018
Feb 15, 2018
Feb 13, 2018
Jan 31, 2018
(Electronic) Receipt
PCTRO
Jan 31, 2018
Abstract
PCTRO
Jan 31, 2018
Claims
PCTRO
Jan 31, 2018
Description
PCTRO
Jan 31, 2018
Jan 31, 2018
Drawings
PCTRO
Jan 31, 2018
Jan 31, 2018
Jan 31, 2018