Patent No. EP3178804 (titled "Method For Producing High-Efficiency Methanol Capable Of Reducing Emission Of Carbon Dioxide") was filed by Korea Research Institute OF Chemical Technology on Jul 2, 2015. The application was issued on May 27, 2020.

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 |
|---|---|---|
| JOHNSON MATTHEY PUBLIC | Feb 25, 2021 | RIDLAND |
| L AIR LIQUIDE SOCIETE ANONYME POUR L ETUDE ET L EXPLOITATION DES PROCEDES GEORGES CLAUDE | Feb 17, 2021 | DROPSCH |
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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