A Patent Claim That May Cost Millions

A company says it owns the rights to a common Internet technology, and it wants a share of colleges' revenue

A description of how 'streaming' worksBy SCOTT CARLSON

Few people have heard of Acacia Research Corporation, but John H. Payne III has given the company a lot of thought ever since it threatened the heart of his courses at the University of Virginia.

Acacia has sent Virginia and other colleges a letter making an audacious claim: that the company owns long-forgotten

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