U.S. Patent No. 6,246,558

2 opinions in this collection construe or address U.S. Patent No. 6,246,558. View the patent on Google Patents.

• July 8, 2011 Fed. Cir. General Protecht Group, Inc. v. Leviton Manufacturing Co., Inc., No. 11-1115 (Fed. Cir. July 8, 2011) Affirmed
• May 28, 2010 Fed. Cir. Leviton Manufacturing Co., Inc. v. Universal Security Instruments, Inc., No. 09-1421 (Fed. Cir. May 28, 2010) Vacated & Remanded