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Preliminary Injunctions Function-Way-Result Test

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Recent Trends on the U.S. Doctrine of Equivalents

U.S. courts have long recognized that a product or process which does not literally infringe a patent can nevertheless infringe under the "doctrine of equivalents" if it is equivalent to the claimed invention. The percentage...more

Foley & Lardner LLP

Court Questions Applicability of Function Way Result Test In Chemical Cases

Foley & Lardner LLP on

In Mylan Institutional LLC v. Aurobindo Pharma Ltd., the Federal Circuit reviewed a preliminary injunction based in part on a finding of likelihood of success in establishing infringement under the doctrine of equivalents....more

Foley & Lardner LLP

Recent Guidance from the Federal Circuit on the Doctrine of Equivalents in Cases Involving Chemical Compositions

Foley & Lardner LLP on

In Mylan Institutional LLC, et al. v. Aurobindo Pharma Ltd., et al., Case No. 2017-1645, the Federal Circuit affirmed the district court’s grant of a preliminary injunction as to one of three patents-in-suit, while finding...more

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