In In re Stepan Co., [2016-1811] (August 25, 2017), the Federal Circuit vacated the PTAB’s affirmance of the Examiner’s rejection of claims 1–31 of U.S. Patent Application No. 12/456,567 on herbicidal formulations containing glyphosate salt with a surfactant system. The Examiner found that the … Continue reading Routine Optimization Cannot Make Invention Obvious Without A Reasonable Expectation for Success