U.S. Patent No. 6,988,138

5 opinions in this collection construe or address U.S. Patent No. 6,988,138. View the patent on Google Patents.

• July 27, 2009 Fed. Cir. Blackboard, Inc. v. Desire2Learn, Inc., No. 08-1368 (Fed. Cir. July 27, 2009) Affirmed in Part
• February 11, 2008 E.D. Tex. Blackboard Inc. v. Desire2Learn Inc, No. 9:06-cv-00155 (E.D. Tex. Feb. 11, 2008) Claims Construed
• December 3, 2007 E.D. Tex. Blackboard Inc. v. Desire2Learn Inc, No. 9:06-cv-00155 (E.D. Tex. Dec. 3, 2007) Denied
• November 14, 2007 E.D. Tex. Blackboard Inc. v. Desire2Learn Inc, No. 9:06-cv-00155 (E.D. Tex. Nov. 14, 2007) Granted
• August 3, 2007 E.D. Tex. Blackboard Inc. v. Desire2Learn Inc, No. 9:06-cv-00155 (E.D. Tex. Aug. 3, 2007) Claims Construed