Invista North America S.A. R.L. (“Invistia”) filed a patent infringement action against M&G USA Corporation (“M&G”). As the case progressed toward trial, both parties exchanged expert reports on damages, which implicated the entire market value rule.
As explained by the Federal Circuit, the entire market value rule is derived from Supreme Court precedent requiring that the patentee ‘must in every case give evidence tending to separate or apportion the defendant’s profits and the patentee’s damages between the patented feature and unpatented features, and such evidence must be reliable and tangible, and not conjectural or speculative.’ Astrazeneca AB v. Apotex Corp., — F.3d. —, 2015 WL 1529181 at *11 (Fed. Cir. April 7, 2015).
Continue reading