definiens: shall mean ( a ) the human monoclonal antibodies i d entified in Exhibit A attached hereto, and ( b ) all antibodies directed to, raised against or that bind to M2e and/or HA discovered by or for [COMPANY] ( or its Affiliate ) or the Patents Coveri ng which or Know - How pertaining to which are owned or Controlled by any of the foregoing, in each case at any time ( including prior to or as of the Effectiv e Date or at any time during the term of this Agreement ) . To avo i d doubt, the term as used in this defin ition and this Agreement includes both full - length antibodies, fragments thereof ( that contain the complementari ty - determining region ( or ), and chemically modif ied versions thereof ( including pegylated versions and regardless of whether containing amino acid substit utions ) ), all of the foregoing whether naturally oc curring, artificially produced, raised in an artificial syst em, or created through modification of an antibody produced in any of the foregoing ways or otherwise