Below is a rundown of some recent developments in BPCIA litigations concerning biosimilars of Neupogen® (filgrastim) and/or Neulasta® (pegfilgrastim). Amgen v. Adello (filgrastim) As we previously reported, in March, Amgen filed a complaint for patent infringement against Adello Biologics based on its filing of an aBLA for a filgrastim biosimilar. …