The U.S. Patent and Trademark Office has issued a preliminary decision that rejects all 44 claims Blackboard Inc. made regarding the controversial patent it was granted for an online-learning system. The case could have major ramifications for the ongoing lawsuit between Blackboard and Canadian-based Desire2Learn.
USPTO Rejects Blackboard’s E-Learning Patents
March 31, 2008
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Episode 278: Ben Waldman on Gander Social and the Challenges of Building a Sovereign Social Network
byMichael Geist

August 10, 2026
Michael Geist
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