Patent No. EP3935011 (titled "A Method For The Suppression Of Soot Formation In An Atr Or Pox Reactor") was filed by Casale on Feb 18, 2020. The application was issued on Jun 26, 2024.

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 | Mar 26, 2025 | BOULT WADE TENNANT |
| JOHNSON MATTHEY PUBLIC | Mar 26, 2025 | JOHNSON MATTHEY PUBLIC |
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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