Qualcomm Wins Ruling Tossing ParkerVision $173M Verdict
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ParkerVision Inc. fell the most since first selling shares to the public in 1993 after a federal judge threw out its $173 million patent-infringement victory against Qualcomm Inc. over wireless-network technology.
ParkerVision plunged 63 percent to $1.85 at 4 p.m. in New York trading of 39 million shares.