U.S. Patent No. 5,241,671

3 opinions in this collection construe or address U.S. Patent No. 5,241,671. View the patent on Google Patents.

• May 8, 2012 Fed. Cir. In re Youman, No. 11-1136 (Fed. Cir. May 8, 2012) Vacated & Remanded
• June 18, 2010 Fed. Cir. Encyclopaedia Britannica v. Alpine Electronics of America., No. 09-1544 (Fed. Cir. June 18, 2010) Affirmed
• December 4, 2009 Fed. Cir. Encyclopaedia Britannica, Inc. v. Alpine Electronics, Inc., No. 09-1087 (Fed. Cir. Dec. 4, 2009) Affirmed