During its first 70 years of existence, the court invalidated only two.

When justice failed to act, the federal court did and invalidated the proposed district lines.

Despite all that, the court invalidated a central provision of the law on Monday by a 5-to-4 vote.

Legal experts said that a court would probably invalidate the patent.

As it has every term since the mid-1990's, the court invalidated at least parts of several federal statutes.

In 2004, the court effectively invalidated the death penalty statute.

The 22-state order had been based on the new air quality standards that the court had just invalidated.

Lower courts have invalidated the policies in a number of rulings over the last few years.

The Court had, after all, invalidated three other unemployment compensation restrictions under this standard.

In another important ruling yesterday, the court invalidated California's "blanket" primary.