Federal Circuit Limits the Power of Credibility Assessments, Lack of Commercial Availability, and Preference for Alternative Designs in Obviousness Analysis

The Federal Circuit recently reversed a district court finding that a Bayer patent covering formulations of the erectile dysfunction (“ED”) drug vardenafil hydrochloride trihydrate (Levitra®) was not obvious.  Bayer Pharma AG et al. v. Watson Laboratories, Inc., et al. 2016-2169 (Fed. Cir. Nov. 1, 2017).  In reaching this decision, the Court found that the district […]