The jurisdictional tug-of-war over Bank of America's $8.5 billion mortgage-backed securities settlement reached a conclusion on Monday, and this time the investors hoping to scuttle the deal are the ones left kneeling in the mud.

The first major appellate interpretation of the Supreme Court's Riegel decision leads to this question: Did Medtronic agree to pony up almost $300 million it didn't have to?

Even with a platoon of top-shelf appellate lawyers, Big Tobacco hasn't had much luck pressing a constitutional challenge to the way the Florida courts are handling the so-called "Engle progeny" litigation. That proved true again on Monday, when the U.S. Supreme Court refused to consider the tobacco companies' claims that judges in Florida are trampling their due process rights.

A record producing company can pursue its lawsuit against Universal Music Group Inc. over licensing rights to several early recordings by reggae legends Bob Marley and the Wailers, a federal appeals court ruled this week.

Genentech's decade-old 'Cabilly II' patent sparked infringement and antitrust claims that are still being litigated today. 'Cabilly III' is less than a week old, and already the suits are flying.