Patent No. EP3600870 (titled "Multilayer Composites With Reduced Bond Line Read Through") was filed by Sika Technology on Mar 29, 2018. The application was issued on Feb 26, 2025.

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 |
|---|---|---|
| L & L PRODUCTS EUROPE | Sep 29, 2021 | KUTZENBERGER WOLFF & PARTNER |
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 30, 2025
Jan 30, 2025
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Nov 5, 2024
Nov 5, 2024
Nov 5, 2024
Oct 22, 2024
Sep 24, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 18, 2024
Sep 17, 2024
Sep 16, 2024
Sep 16, 2024
Sep 16, 2024
Aug 16, 2024
Aug 16, 2024
Jun 7, 2024
Jun 4, 2024
Jun 4, 2024
Jun 4, 2024
May 21, 2024
May 21, 2024
May 15, 2024
May 15, 2024
Apr 11, 2024
Apr 5, 2024
Apr 5, 2024
Apr 5, 2024
Apr 5, 2024
Apr 5, 2024
Dec 8, 2023
Dec 8, 2023
Dec 7, 2023
Dec 5, 2023
Dec 4, 2023
Dec 4, 2023
Dec 4, 2023
Dec 4, 2023
Dec 4, 2023
Dec 4, 2023
Dec 4, 2023
Dec 4, 2023
Dec 4, 2023
Sep 27, 2023
Sep 27, 2023
Sep 22, 2023
Sep 22, 2023
Sep 22, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jun 29, 2023
Jun 16, 2023
May 9, 2023
May 8, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 12, 2023
Apr 12, 2023
Apr 12, 2023
Apr 12, 2023
Apr 12, 2023
Mar 27, 2023
Mar 27, 2023
Mar 27, 2023
Mar 27, 2023
Mar 27, 2023
Mar 1, 2023
Mar 1, 2023
Mar 1, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 21, 2022
Feb 15, 2022
Feb 15, 2022
Feb 15, 2022
Feb 15, 2022
Feb 15, 2022
Feb 15, 2022
Feb 15, 2022
Feb 15, 2022
Feb 15, 2022
Oct 14, 2021
Oct 14, 2021
Oct 5, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Jan 18, 2021
Dec 3, 2020
Nov 17, 2020
Nov 17, 2020
Nov 17, 2020
Nov 17, 2020
Nov 17, 2020
Aug 14, 2020
Aug 14, 2020
Aug 14, 2020
Aug 14, 2020
Aug 14, 2020
Jul 23, 2020
May 8, 2020
May 8, 2020
May 8, 2020
May 8, 2020
May 8, 2020
May 8, 2020
May 8, 2020
Jan 9, 2020
Nov 8, 2019
Nov 6, 2019
Nov 2, 2019
Oct 22, 2019
Oct 22, 2019
Oct 14, 2019
Aug 9, 2019
Oct 24, 2018
Oct 4, 2018
Oct 4, 2018
Jun 20, 2018
Jun 20, 2018
Jun 20, 2018
Apr 6, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018