A U.S. district court judge has sided with C.R. Bard Inc. in its epic patent fight with rival medical device company W.L. Gore & Associates Inc., ruling that Bard can collect more than $800 million in damages from Gore.

The Federal Circuit, applying the Supreme Court's Bilski decision, reinstates a patent lawsuit brought by Prometheus Labs over a method to determine the optimal dosage of a drug.

After Uniloc won a $388 million verdict, the trial judge tossed it, concluding that the jury didn't have a basis for finding Microsoft infringed Uniloc's patent. The appellate panel said the infringement verdict was supported by the evidence--but the damages award--based on the time-honored "25 percent rule"-- wasn't.

For the second time in five months, Panasonic's lawyers at Dewey & LeBoeuf persuaded a federal judge in San Francisco to dismiss Samsung's antitrust claims against Panasonic over a patent licensing deal involving secure digital memory cards.