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August 02, 2006, 11:01 AM ET

Blackboard's Legal Moves Raise Fears

Blackboard Inc. has sued a rival in the business of e-learning software, Desire2Learn Inc., accusing it of infringing a patent recently awarded to Blackboard. Some education observers fear that Blackboard’s patent may be so broad that it could stifle competition.

Categories: Company-Watch

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