Patent No. EP3619491 (titled "Support Structure") was filed by Mubea Carbo Tech on May 3, 2018. The application was issued on Jun 14, 2023.

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 |
|---|---|---|
| WSL PATENTANWALTE PARTNERSCHAFT | Mar 14, 2024 | - |
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 10, 2025
Dec 4, 2025
Dec 4, 2025
Dec 4, 2025
Dec 4, 2025
Dec 4, 2025
Dec 4, 2025
Oct 10, 2025
Oct 10, 2025
Oct 6, 2025
Oct 6, 2025
Oct 6, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Jul 3, 2025
Jun 10, 2025
Jun 3, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 20, 2025
May 20, 2025
May 8, 2025
May 7, 2025
May 2, 2025
May 2, 2025
May 2, 2025
May 2, 2025
May 2, 2025
May 2, 2025
May 2, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 30, 2025
Apr 16, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Nov 20, 2024
Nov 20, 2024
Nov 20, 2024
Nov 20, 2024
Nov 20, 2024
Jul 29, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Mar 28, 2024
Mar 28, 2024
Mar 21, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Jun 27, 2023
May 19, 2023
Jan 31, 2023
Jan 31, 2023
Jan 31, 2023
Jan 31, 2023
Jan 10, 2023
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Aug 4, 2022
Apr 19, 2022
Mar 28, 2022
Mar 28, 2022
Mar 28, 2022
Mar 28, 2022
Mar 28, 2022
Feb 7, 2022
Jun 17, 2020
Jun 17, 2020
Jun 17, 2020
Feb 12, 2020
Feb 12, 2020
Feb 7, 2020
Feb 3, 2020
Jan 20, 2020
Dec 18, 2019
Dec 11, 2019
Dec 11, 2019
Dec 11, 2019
Dec 11, 2019
Dec 4, 2019
Dec 4, 2019
Dec 4, 2019
Nov 19, 2019
Sep 13, 2019
Dec 13, 2018
Dec 13, 2018
Nov 28, 2018
Nov 13, 2018
Nov 13, 2018
Nov 13, 2018
Nov 8, 2018
Jun 25, 2018
Jun 7, 2018
May 3, 2018
May 3, 2018
May 3, 2018
May 3, 2018
May 3, 2018
May 3, 2018
May 3, 2018