On October 5, 2015, Apotex filed its answer and counterclaims in the ongoing Amgen v. Apotex Neulasta® (pegfilgrastim) litigation. As we previously reported, Amgen’s complaint alleged that Apotex provided Amgen with an “ineffective” Notice of Commercial Marketing pursuant to 42 U.S.C. § 262(l)(8)(A), because “a subsection (k) applicant may only give…