August 10, 2007
In 'Preemptive Action,' Blackboard Sues Turnitin Over Patent Dispute
Blackboard Inc. has filed another lawsuit against a company over patent rights. But this time Blackboard does not own the patent in question. It is suing the patent owner to avoid being sued itself -- it's what Blackboard officials say is a "preemptive action."
The patent owner is iParadigms, a company that runs the Turnitin plagiarism-detection service. Blackboard is accusing iParadigms of breach of contract, arguing that iParadigms is not living up to its agreement under the
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