Despite the U.S. Court of Appeals for the Federal Circuit's en banc Phillips v. AWH Corp. decision in 2005 that purported to establish the definitive standard for claim construction, two disparate lines of claim construction...more
For a patent to be valid, the critical question often is whether its invention was obvious, namely whether the differences between the invention and what existed before, i.e., the prior art, would have been obvious to a...more