EnerPol, LLC v. Schlumberger Technology Corp., No. 19-1079 (Fed. Cir. Mar. 31, 2020)

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.

These appeals arise from an action for patent infringe- ment. EnerPol, LLC accused Schlumberger Technology Corporation of infringing certain claims of U.S. Patent No. 6,949,491 directed to hydraulic fracturing methods. Following claim construction proceedings, the district court entered a stipulated judgment of noninfringement in favor of Schlumberger. EnerPol challenges the district court’s construction of two disputed claim terms on which the judgment is bas ed.