Asserted Defenses

Asserted Defenses. The defenses to infringement, and the assertions of invalidity and unenforceability, and other defenses and counterclaims, as set forth in: (a) Alexion's Answer and Counterclaims, as amended, in the Litigation, (b) Alexion's interrogatory responses, as amended, in the Litigation, and (c) Alexion's claim construction briefs and supporting expert declarations, and exhibits submitted to the Court supporting Alexion's claim construction briefs and expert reports, in the Litigation.