Patent No. EP4179440 (titled "Servicing Devices In A Connected System") was filed by Signify Holding on Jun 29, 2021. The application was issued on Nov 15, 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 |
|---|---|---|
| ZUMTOBEL LIGHTING | Aug 13, 2024 | RUPP |
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 4, 2026
Feb 4, 2026
Feb 4, 2026
Feb 3, 2026
Feb 2, 2026
Feb 2, 2026
Feb 2, 2026
Feb 2, 2026
Feb 2, 2026
Jan 26, 2026
Jan 23, 2026
Jan 21, 2026
Jan 21, 2026
Jan 21, 2026
Jan 20, 2026
Jan 20, 2026
Jan 20, 2026
Dec 11, 2025
Dec 8, 2025
Dec 8, 2025
Dec 8, 2025
Dec 8, 2025
Dec 5, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Nov 26, 2025
Nov 21, 2025
Nov 21, 2025
Nov 21, 2025
Jul 11, 2025
Jul 11, 2025
Jul 11, 2025
Jul 11, 2025
Jul 11, 2025
Feb 28, 2025
Feb 26, 2025
Feb 26, 2025
Feb 26, 2025
Jan 3, 2025
Dec 20, 2024
Dec 20, 2024
Dec 20, 2024
Aug 30, 2024
Aug 30, 2024
Aug 27, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 19, 2024
Aug 19, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
Nov 28, 2023
Oct 19, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Jun 23, 2023
Jun 7, 2023
Apr 19, 2023
Feb 9, 2023
Jan 23, 2023
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Nov 18, 2022
Jan 31, 2022
Jan 31, 2022
Jan 13, 2022
Jan 13, 2022
Jul 13, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021