Patent office deals a blow to Blackboard
Monday, April 28, 2008
Patent office deals a blow to Blackboard
In yet another twist to the often arcane but potentially far-reaching patent dispute between eLearning systems providers Blackboard Inc. and Desire2Learn Inc. (D2L), the U.S. Patent and Trademark Office (USPTO) in late March took “non-final” action that deemed all of Blackboard’s 44 patents invalid.
Patent office deals a blow to Blackboard
Patent office deals a blow to Blackboard
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