Little-Used Doctrine Bars Brain Life's IP Claims: Fed Circ.

Law360, Los Angeles (March 24, 2014, 8:39 PM EDT) -- The Federal Circuit on Monday found that the majority of Brain Life LLC's allegations that Elekta Inc. products infringe its medical scanner imaging patent are barred by an obscure, 107-year-old doctrine prohibiting suits against products that were found not to infringe a patent in earlier litigation, upholding part of a lower court's decision on different grounds.

A three-judge panel affirmed U.S. District Judge Cathy Ann Bencivengo's ruling tossing Brain Life's claims that Elekta's GammaKnife, GammaPlan and SurgiPlan products infringed its U.S. Patent Number 5,398,684. However, the panel held...
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