Patent No. EP2739677 (titled "Low-Odour (Meth)Acrylic Reaction Resins") was filed by Evonik RHM on Jul 2, 2012. The application was issued on May 27, 2015.

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 |
|---|---|---|
| ARKEMA FRANCE | Feb 25, 2016 | KILLIS |
| ZOLYOMI, ALEXANDER | Feb 24, 2016 | - |
| ALTECO TECHNIK | Feb 22, 2016 | SCHOLZ |
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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