U.S. Patent No. 4,902,508

2 opinions in this collection construe or address U.S. Patent No. 4,902,508. View the patent on Google Patents.

• November 7, 2007 Fed. Cir. Zenon Environmental, Inc. v. U.S. Filter Corp., No. 06-1266 (Fed. Cir. Nov. 7, 2007) Reversed
• August 18, 2006 Fed. Cir. Cook Biotech v. Acell, No. 05-1458 (Fed. Cir. Aug. 18, 2006) Affirmed in Part