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Tag Archives: Doctrine of equivalents

Court Finds Prior Finding of No Literal Infringement Bars Later Claim for Infringement Under the Doctrine of Equivalents

Posted in IP, IP Law Blog Lawyers In The News, Patent Law

In Galderma Laboratories, LP et al v. Amneal Pharmaceuticals LLC et al, 1-16-cv-00207 (DED August 31, 2018, Order) (Stark, USDJ), Judge Stark of the District of Delaware recently found that a plaintiff was collaterally estopped from pursuing claims for patent infringement of two drug patents under a doctrine of equivalents theory based on a finding… Continue Reading