Patent No. EP3825483 (titled "Sealing Tape") was filed by ISO Chemie on Nov 22, 2019. The application was issued on Jan 3, 2024.

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 |
|---|---|---|
| TREMCO CPG GERMANY | Sep 26, 2024 | HANNKE BITTNER & PARTNER MBB REGENSBURG |
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
Apr 15, 2026
Apr 15, 2026
Apr 14, 2026
Apr 10, 2026
Apr 10, 2026
Apr 10, 2026
Apr 10, 2026
Apr 10, 2026
Apr 10, 2026
Apr 9, 2026
Apr 9, 2026
Apr 9, 2026
Apr 9, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Apr 8, 2026
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 17, 2025
Feb 25, 2025
Feb 17, 2025
Feb 11, 2025
Feb 11, 2025
Feb 11, 2025
Oct 16, 2024
Oct 16, 2024
Oct 8, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Jan 16, 2024
Dec 7, 2023
Oct 24, 2023
Oct 24, 2023
Oct 24, 2023
Oct 24, 2023
Oct 24, 2023
Jun 27, 2023
Jun 27, 2023
Jun 27, 2023
Jun 27, 2023
Jun 27, 2023
Jun 27, 2023
Jun 1, 2023
Jun 1, 2023
Jun 1, 2023
Jun 1, 2023
Jun 1, 2023
Jan 25, 2023
Jan 25, 2023
Jan 25, 2023
Jan 25, 2023
Jan 25, 2023
Jan 25, 2023
Sep 16, 2022
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
May 31, 2021
Apr 29, 2021
May 25, 2020
May 25, 2020
May 25, 2020
May 25, 2020
May 8, 2020
Nov 22, 2019
Nov 22, 2019
Nov 22, 2019
Nov 22, 2019
Nov 22, 2019
Nov 22, 2019