Patent No. EP4390999 (titled "Contactor Device, High Voltage Power Supply System And Method For Controlling A Contactor Device") was filed by Munich Electrification on Dec 23, 2022. The application was issued on Feb 4, 2026.

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.
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