Last week, the U.S. Court of Appeals for the Federal Circuit asked for help in staking out boundaries in the burgeoning area of patent law that deals with methods of doing business rather than nuts-and-bolts inventions. The help never came. By the end of the May 8 arguments in In re Bilski -- a case that many hoped would whoosh away a decade of fog surrounding one key test for patentability -- the 12-judge court, sitting en banc, appeared to have more questions than answers.
Judges Ask for More Concrete Patent Test
May 12, 2008