Over a vigorous dissent, the US Court of Appeals for the Federal Circuit issued a per curiam order denying a petition for panel rehearing and en banc rehearing of its earlier inequitable conduct decision. Regeneron...more
In a 38 page decision with a 19 page dissent by Judge Newman, the Federal Circuit determined that Regeneron’s transgenic mouse patent is unenforceable due to inequitable conduct. The decision was rendered in Regeneron...more
In Regeneron v. Merus, a divided panel affirms a determination of unenforceability for violation of the duty of disclosure. What is interesting about the case is that neither the district court nor the majority reviewed...more