The Dow Chemical Company v. Nova Chemicals Corporation, No. 14-1431 (Fed. Cir. Aug. 28, 2015)

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

The Dow Chemical Company (“Dow”) filed suit against NOVA Chemicals Corporation (Canada) and NOVA Chemicals Inc. (Delaware) (collectively, “NOVA”), alleging infringement of claims of U.S. Patent No. 5,847,053 (the “’053 patent”) and U.S. Patent No. 6,111,023 (the “’023 patent”). A jury found the asserted claims to be infringed and not invalid. NOVA ap pealed, and we affirmed, holding, inter alia, that the asser ted claims were not indefinite. Our mandate issued , and NOVA’s petition for certiorari was denied by the Supreme Court, NOVA Chems. Corp. v.