“Apple filed a petition for rehearing en banc. Apple’s petition argued that the panel reversed the jury’s finding of infringement of the ’647 patent by relying on extra-record evidence ‘none of which was of record and that the panel appears to have located only through independent research.’”
“We granted Apple’s en banc petition to affirm our understanding of the appellate function as limited to deciding the issues raised on appeal by the parties, deciding these issues only on the basis of the record made below, and as requiring appropriate deference be applied to the review of fact findings.”