Patent No. EP4099853 (titled "Manufacturing Machine And Manufacturing Method For The Production Of A Tubular Element Provided With A Filter At One End") was filed by Sasib on Feb 5, 2021. The application was issued on Dec 20, 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 |
|---|---|---|
| BARDEHLE PAGENBERG | Sep 19, 2024 | BARDEHLE PAGENBERG SL |
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
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 16, 2026
Feb 12, 2026
Jan 15, 2026
Jan 9, 2026
Jan 7, 2026
Jan 7, 2026
Jan 7, 2026
Jan 2, 2026
Dec 22, 2025
Dec 22, 2025
Dec 22, 2025
Dec 22, 2025
Dec 22, 2025
Nov 27, 2025
Nov 20, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Nov 10, 2025
Nov 10, 2025
Nov 10, 2025
Apr 23, 2025
Apr 23, 2025
Apr 23, 2025
Apr 23, 2025
Apr 23, 2025
Apr 10, 2025
Apr 10, 2025
Apr 9, 2025
Apr 2, 2025
Apr 2, 2025
Apr 2, 2025
Mar 25, 2025
Mar 25, 2025
Mar 25, 2025
Mar 25, 2025
Mar 25, 2025
Feb 12, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Oct 7, 2024
Oct 7, 2024
Sep 26, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Jan 9, 2024
Nov 23, 2023
Nov 6, 2023
Oct 23, 2023
Oct 23, 2023
Oct 23, 2023
Oct 23, 2023
Jun 29, 2023
Jun 24, 2023
Jun 24, 2023
Jun 24, 2023
Jun 24, 2023
Jun 24, 2023
Jun 24, 2023
Jun 24, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
May 12, 2023
Mar 9, 2023
Mar 2, 2023
Mar 2, 2023
Mar 2, 2023
Mar 2, 2023
Mar 2, 2023
Mar 2, 2023
Mar 2, 2023
Nov 22, 2022
Nov 22, 2022
Nov 16, 2022
Aug 30, 2022
Aug 30, 2022
Aug 22, 2022
Jun 20, 2022
Aug 30, 2021
Aug 12, 2021
Aug 12, 2021
May 21, 2021
May 18, 2021
May 18, 2021
May 18, 2021
May 18, 2021
Mar 18, 2021
Mar 9, 2021
Mar 9, 2021
Mar 9, 2021
Mar 9, 2021
Mar 9, 2021
Mar 9, 2021
Mar 9, 2021
Mar 9, 2021
Nov 11, 2020