Patent No. EP3668764 (titled "Method For Decelerating A Vehicle, In Particular A Commercial Vehicle, And Electro-Pneumatic Brake System For Carrying Out The Method, And Vehicle Having An Electro-Pneumatic Brake System") was filed by Wabco on May 31, 2018. The application was issued on Jun 16, 2021.

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.