Patent No. EP4074159 (titled "Land Maintenance System, In Particular Configured To Implement A Diagnostic Monitoring Procedure For Mobile Devices") was filed by Stiga IN Breve Anche ST on Apr 7, 2022. The application was issued on May 1, 2024.

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 |
|---|---|---|
| AL KO GERATE | Jan 31, 2025 | ERNICKE PATENT UND RECHTSANWALTE PARTMBB |
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