MIT Hard Drive Patent Is Invalid, Fed. Circ. Agrees

Law360, New York (August 14, 2012, 3:52 PM EDT) -- The Federal Circuit said Tuesday that the Massachusetts Institute of Technology's widely asserted hard disk drive patent is invalid because it claims more than it enables, affirming a Delaware federal judge's decision that Hitachi Global Storage Technologies Inc. hadn't infringed the patent.

The appeals court agreed with U.S. District Judge Harvey Bartle III's February 2011 ruling that MIT’s patent — describing a component in sensors that read and write information on computer hard disks — claimed control over vastly more technology than it actually explained how...
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