Fed. Circ. Junks Infringement Finding In Lighting Patent Row
A three-judge panel said a term in the patent invoked means-plus-function claiming but failed to specify a corresponding structure necessary for such claims, rendering it invalid for indefiniteness.
“Lighting Ballast relies on expert testimony to support its argument that 'voltage source means' implies structure and, as a result, means-plus-function claiming does not apply,”...
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