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http://www.heise.de

In a recently published decision (PDF file), the US patent office has declared US company Blackboard’s e-learning patent invalid. The patent office rejected all 44 claims in the disputed US patent number 6,988,138, (“Alcorn patent”) for a system for teaching in a virtual classroom using the internet, including chat, a virtual blackboard and provision of teaching materials.

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Created by waleed.saud 14 years 7 weeks ago – Made popular 14 years 7 weeks ago
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