U.S. Patent No. 6,330,427

2 opinions in this collection construe or address U.S. Patent No. 6,330,427. View the patent on Google Patents.

• February 27, 2012 E.D. Tex. NovelPoint Learning LLC v. Leapfrog Enterprises, Inc. et al, No. 6:10-cv-00229 (E.D. Tex. Feb. 27, 2012) Claims Construed
• December 6, 2010 E.D. Tex. NovelPoint Learning LLC v. Leapfrog Enterprises, Inc. et al, No. 6:10-cv-00229 (E.D. Tex. Dec. 6, 2010) Denied