Patent No. EP3469872 (titled "Working Machine, Work Vehicle With A Such Working Machine, Construction Kit For Producing The Working Machine, And Method For Operating At Least The Working Machine") was filed by Mulag Fahrzeugwerk Heinz Wssner on Oct 10, 2018. The application was issued on Sep 28, 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 |
|---|---|---|
| FIEDLER MASCHINENBAU UND TECHNIKVERTRIEB | Jun 28, 2023 | DRECHSLER |
| DUCKER LANDMASCHINENFABRIK | Jun 27, 2023 | BUSSE |
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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