Patent No. EP3593434 (titled "Method And Assembly For Generating An Activating Signal For An Hvdc Breaker") was filed by Siemens on Apr 26, 2017. The application was issued on Dec 21, 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 11, 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.
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