Patent No. EP3570885 (titled "Method Of Treating Or Ameliorating Metabolic Disorders Using Glp-1 Receptor Agonists Conjugated To Antagonists For Gastric Inhibitory Peptide Receptor (Gipr)") was filed by Amgen on Jan 16, 2018. The application was issued on Sep 18, 2024.
A composition for treating metabolic disorders, comprising a GLP-1 receptor agonist conjugated to an antigen binding protein that specifically binds to the gastric inhibitory peptide receptor (GIPR). The conjugate is used to treat conditions such as type 2 diabetes, obesity, and non-alcoholic fatty liver disease by inhibiting GIPR activity.

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 |
|---|---|---|
| JG OPPOSITIONS | Jun 18, 2025 | MATHYS & SQUIRE |
| CAMULON | Jun 17, 2025 | REDDIE & GROSE |
| BOULT WADE TENNANT | Jun 16, 2025 | BOULT WADE TENNANT |
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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