Patent No. EP3845482 (titled "Driverless Transport Vehicle With A Load Support Platform Which Can Be Raised And Lowered By A Spindle Drive") was filed by Still on Nov 27, 2020. The application was issued on Aug 30, 2023.

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.
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.