Patent No. EP4140491 (titled "Compositions And Methods For Synthesizing 5'-Capped Rnas") was filed by Trilink Biotechnologies on Sep 20, 2016. The application was issued on Sep 13, 2023.

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 |
|---|---|---|
| COHAUSZ & FLORACK PATENT UND RECHTSANWALTE PARTNERSCHAFTSGESELLSCHAFT MBB | Apr 12, 2024 | COHAUSZ & FLORACK |
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