Mon 31 March 2008

USPTO overturns Blackboard's 44 patent claims

[Courtroom Drama][]
[Creative Commons License][] photo credit: Erin Nealey
Desire2Learn is reporting that the United States Patent & Trademark Office has overturned all 44 of Blackboard's patent claims:

On March 25, the U.S. Patent & Trademark Office issued its Non-Final Action on the re-examination of the Blackboard Patent. We are studying the document, found here ...

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