Wayne Willis, president and chief executive of Ditto.com, said the ruling established that "impeding search would be a huge disservice to all Internet users who rely on search to help them find what they are looking for".
The ruling established that a "defence of necessity" should be allowed in secrets cases generally, despite the blanket ban on disclosures imposed by the act.
A petition that will soon be filed in the federal district court in Manhattan should result in a ruling establishing that an innocent person can be freed by a federal court on the sole basis of factual innocence.
The son of the Harry Potter author JK Rowling and her husband, Dr Neil Murray, won a landmark court of appeal ruling establishing that the law protects the children of celebrities from the publication of unauthorised photographs, unless their parents have exposed them to publicity.
The ruling established that every child, regardless of their immigration status, is entitled to a public K-12 education.
During the 40-minute hearing in San Francisco, Judith A. Hagley, a Justice Department lawyer, said past rulings established that "the First Amendment does not protect fraud".
Further rulings established that if the spending is independent of candidates, it could not be limited.
Friday's ruling establishes a precedent that applies only to the Fourth Circuit, but that circuit includes Maryland and Virginia, where most national security agencies like the Pentagon and the Central Intelligence Agency are.
In a swift reaction to the U.S. Supreme Court's Greece v. Galloway ruling on Monday, which established that opening prayers at local council meetings do not violate the First Amendment, the American Humanist Association announced a new secular invocations program on Monday with The Humanist Society, an adjunct AHA organization.
