Federal Circuit Rules Novo’s Diabetes Drug Patent is Obvious

On June 18, 2013, the Federal Circuit held that Novo Nordisk’s patent covering Prandin, a diabetes treatment, was obvious, and reversed the lower court’s finding of inequitable conduct. Prandin is a Type II diabetes drug therapy that combines repaglinide, an insulin-release stimulator (secretagogue), with metformin, a glucose production suppressant (sensitizer).  Novo began experimenting with repaglinide…