Patent No. EP3270397 (titled "Switching Assembly And Method For Fault Clearing") was filed by Siemens on Jun 16, 2017. The application was issued on Oct 26, 2022.

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 |
|---|---|---|
| GENERAL ELECTRIC TECHNOLOGY | Jul 27, 2023 | RUGER ABEL PATENTANWALTE PARTGMBB |
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
Oct 24, 2025
Oct 24, 2025
Oct 23, 2025
Oct 23, 2025
Oct 17, 2025
Oct 17, 2025
Oct 17, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Aug 5, 2025
Jul 16, 2025
May 19, 2025
May 19, 2025
May 16, 2025
May 14, 2025
May 14, 2025
May 14, 2025
May 14, 2025
May 14, 2025
May 14, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
May 13, 2025
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Jul 23, 2024
Dec 6, 2023
Dec 1, 2023
Dec 1, 2023
Dec 1, 2023
Aug 9, 2023
Aug 9, 2023
Aug 3, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Feb 1, 2023
Feb 1, 2023
Nov 8, 2022
Sep 29, 2022
Sep 12, 2022
Sep 12, 2022
Sep 12, 2022
Sep 12, 2022
Jun 7, 2022
Jun 7, 2022
Jun 7, 2022
Jun 7, 2022
Jun 7, 2022
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Feb 15, 2021
Feb 15, 2021
Feb 9, 2021
Dec 23, 2020
Dec 10, 2020
Dec 10, 2020
Jan 29, 2018
Jan 29, 2018
Jan 29, 2018
Jan 29, 2018
Jan 29, 2018
Jan 22, 2018
Dec 20, 2017
Dec 4, 2017
Dec 4, 2017
Dec 4, 2017
Dec 4, 2017
Nov 6, 2017
Aug 11, 2017
Aug 11, 2017
Jul 31, 2017
Jul 24, 2017
Jul 3, 2017
Jul 3, 2017
Jun 16, 2017
Jun 16, 2017
Jun 16, 2017
Jun 16, 2017
Jun 16, 2017
Jun 16, 2017
Jun 16, 2017
Jun 16, 2017