- Court of Appeals for the Federal Circuit | Wednesday, July 1, 1987 | Cited 0 times
- Court of Appeals for the Federal Circuit | Friday, October 28, 1983 | Cited 0 times
- Court of Appeals for the Federal Circuit | Tuesday, May 7, 1996 | Cited 0 times
- Supreme Court of the United States | Monday, March 26, 1973 | Cited 0 times