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Welcome to Saul Ewing’s Public Companies Quarterly Update series. Our intent is to, on a quarterly basis, highlight important legal developments of which we think public companies should be aware. This edition is related to developments during the second quarter of 2023. If you would like to discuss...

​On May 18, 2023, the Supreme Court unanimously affirmed the Federal Circuit's decision, Amgen Inc. v. Sanofi, 987 F.3d 1080 (Fed. Cir. 2021), that the claims of two of Amgen's patents were invalid for lack enablement. The involved patents, US 8,829,165 and US 8,859,741, are directed to monoclonal...