Patent No. EP3544976 (titled "N-[5-(Aminosulfonyl)-4-Methyl-1,3-Thiazol-2-Yl]-N-Methyl-2-[4-(2-Pyridinyl)-Phenyl]-Acetamide Free Base Hemihydrate, Methods Of Manufacture And Uses Thereof") was filed by Aicuris on Nov 28, 2017. The application was issued on Feb 17, 2021.

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 |
|---|---|---|
| INNOVATIVE MOLECULES | Nov 17, 2021 | GILLE HRABAL PARTNERSCHAFTSGESELLSCHAFT MBB PATENTANWALTE |
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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