Tektronix, Inc. v. United States

This patent case, the subject of two earlier opinions of the court, comes before us once again, this time for a final determination of damages. Our first opinion, reported at 195 Ct. Cl. 53, 445 F.2d 323 (1971), held that defendant’s purchase of oscilloscopes (scopes) from third-party defendants (TPDs) infringed valid claims in eight patents held by plaintiff. Our second opinion, reported at 213 Ct. Cl. 257, 552 F.2d 343 (1977), modified by order of June 24, 1977 (reported at 213 Ct. Cl. 307, 557 F.2d 265), directed the trial judge in his computation of the damages to which plaintiff *147was…