Patent No. EP4412965 (titled "Vacuum Insulated Panel With Tellurium Oxide And/Or Vanadium Oxide Inclusive Seal") was filed by Luxwall on Oct 26, 2023. The application was issued on May 21, 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 |
|---|---|---|
| HOIBERG PS | Feb 23, 2026 | HOIBERG PS |
| GUARDIAN GLASS | Feb 19, 2026 | FINNEGAN EUROPE |
| VELUX | Feb 19, 2026 | FINNEGAN EUROPE |
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 27, 2026
Feb 27, 2026
Feb 27, 2026
Feb 27, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 23, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Feb 19, 2026
Jun 4, 2025
Apr 25, 2025
Apr 23, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 11, 2025
Apr 4, 2025
Apr 4, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Jan 13, 2025
Jan 13, 2025
Jan 13, 2025
Jan 13, 2025
Jan 13, 2025
Jan 13, 2025
Dec 17, 2024
Dec 17, 2024
Dec 6, 2024
Nov 12, 2024
Nov 8, 2024
Nov 6, 2024
Nov 6, 2024
Nov 6, 2024
Nov 6, 2024
Nov 4, 2024
Nov 4, 2024
Nov 4, 2024
Nov 4, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Jul 17, 2024
Jul 5, 2024
May 30, 2024
May 30, 2024
May 29, 2024
May 29, 2024
May 29, 2024
May 29, 2024
May 27, 2024
May 14, 2024
May 14, 2024
May 14, 2024
May 14, 2024
May 14, 2024
May 14, 2024
May 10, 2024
May 10, 2024
May 10, 2024
May 10, 2024
May 10, 2024
May 10, 2024
May 10, 2024
May 10, 2024
Jan 4, 2024
Jan 4, 2024
Jan 4, 2024
Jan 4, 2024
Dec 4, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023