Patent Nixed From Hologic-Ethicon Breast Biopsy Spat

Law360, New York (January 28, 2010, 2:22 PM EST) -- A federal judge has ruled that Hologic Inc. has not infringed one of the breast biopsy test patents asserted by Ethicon Endo-Surgery Inc. but left the bulk of the Johnson & Johnson unit's claims intact, including allegations that the women's health company willfully violated three other patents.

Judge Michael R. Barrett of the U.S. District Court for the Southern District of Ohio granted Hologic summary judgment Wednesday on its argument that it had not infringed U.S. Patent Number 6,273,862 under the doctrine of equivalents as Ethicon...
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