Fed. Circ. Says Sumitomo's Expired Drug Patent Moots Appeal

By Adam Lidgett (April 5, 2024, 8:31 PM EDT) -- The U.S. Patent and Trademark Office received a win on Friday when the Federal Circuit found that since Sumitomo Pharma's patent on a dosage regimen for a schizophrenia drug expired just before the appeals court heard oral arguments, the company's appeal of a decision invalidating all the claims is moot....

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