"A Sept. 13 decision by the U.S. Court of Appeals for the
Federal Circuit, should make it easier for CIOs to avoid
patent-infringement suits by software companies.
"The decision in the case Knorr-Bremse Systeme vs. Dana Corp.
and Haldex Brake Products reversed a longtime precedent that
presumed a company was guilty of violating a patent unless its
lawyer filed a letter certifying its innocence..."