Patent No. EP2991671 (titled "Oral Dosing Of Glp-1 Compounds") was filed by Novo Nordisk on May 2, 2014. The application was issued on Aug 15, 2018.
Solid composition comprising a GLP-1 peptide and an enhancer for use as a medicament by oral administration. The composition comprises a GLP-1 peptide and an enhancer for use as a medicament by oral administration.

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 |
|---|---|---|
| GALENICUM HEALTH SLU | May 15, 2019 | TORREJON NIETO |
| GENERICS UK | May 15, 2019 | TER MEER STEINMEISTER & PARTNER |
| HEXAL | May 15, 2019 | MAIWALD |
| KRAUS & LEDERER PARTGMBB | May 15, 2019 | KRAUS & LEDERER PARTGMBB |
| SANOFI | May 15, 2019 | WEICKMANN & WEICKMANN PARTMBB |
| TEVA PHARMACEUTICALS | May 13, 2019 | VON KAUFFMANN |
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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