Patent No. EP3015699 (titled "Gas Feeding System With A Control System And Cylinder For A Reciprocating Piston Engine, Reciprocating Piston Engine, And Method For Operating A Reciprocating Piston Engine") was filed by Winterthur GAS & Diesel on Oct 16, 2015. The application was issued on Dec 5, 2018.

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 |
|---|---|---|
| MAN ENERGY SOLUTIONS | Jul 11, 2019 | AWA DENMARK |
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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