Patent No. EP3124712 (titled "Compressible Joint Sealing Strip And Method For The Production Thereof") was filed by Hanno Werk on Jul 30, 2015. The application was issued on Jun 28, 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 |
|---|---|---|
| TREMCO CPG GERMANY | Mar 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
Jan 19, 2026
Jan 14, 2026
Jan 14, 2026
Jan 14, 2026
Jan 14, 2026
Jan 14, 2026
Jan 14, 2026
Jan 20, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Aug 8, 2024
Aug 5, 2024
Aug 5, 2024
Aug 5, 2024
Jul 17, 2024
Jul 17, 2024
Jul 17, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 11, 2024
Jul 11, 2024
Jul 11, 2024
Apr 16, 2024
Apr 16, 2024
Apr 3, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Jul 11, 2023
Jun 2, 2023
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Apr 21, 2022
Apr 21, 2022
Jan 11, 2022
Jan 11, 2022
Jan 11, 2022
Jan 11, 2022
Jan 11, 2022
Nov 15, 2021
Nov 10, 2021
Jul 1, 2021
Jul 1, 2021
Feb 7, 2021
Feb 7, 2021
Feb 7, 2021
Feb 7, 2021
Feb 7, 2021
Dec 10, 2020
Dec 7, 2020
Jul 27, 2020
Jul 27, 2020
Mar 9, 2020
Mar 9, 2020
Mar 9, 2020
Mar 9, 2020
Mar 9, 2020
Nov 11, 2019
Nov 11, 2019
Jul 29, 2019
Jul 29, 2019
Jul 29, 2019
Jul 29, 2019
Jul 29, 2019
Mar 18, 2019
Mar 18, 2019
Dec 14, 2018
Dec 8, 2018
Dec 8, 2018
Dec 8, 2018
Dec 8, 2018
Dec 8, 2018
Dec 4, 2018
Dec 4, 2018
Dec 4, 2018
Sep 28, 2018
Jun 29, 2018
Jun 25, 2018
Feb 16, 2018
Feb 16, 2018
Feb 12, 2018
Nov 20, 2017
Nov 20, 2017
Nov 14, 2017
Nov 14, 2017
Nov 14, 2017
Nov 14, 2017
Nov 14, 2017
Nov 14, 2017
Nov 14, 2017
Aug 1, 2017
Aug 1, 2017
Aug 1, 2017
Aug 1, 2017
Aug 1, 2017
Aug 1, 2017
Aug 1, 2017
Aug 1, 2017
Jul 10, 2017
Jul 10, 2017
Feb 6, 2017
Jan 4, 2017
Jul 26, 2016
Feb 5, 2016
Feb 5, 2016
Feb 5, 2016
Feb 5, 2016
Sep 22, 2015
Sep 22, 2015
Sep 22, 2015
Sep 22, 2015
Jul 30, 2015
Jul 30, 2015
Jul 30, 2015
Jul 30, 2015
Jul 30, 2015
Jul 30, 2015
Jul 30, 2015