definiens: shall mean, individually and collectively : ( i ) an antibody or a ntibody fragment ( including but not limited to antibody fra gments such as Fv, Fab, F(ab’)2, single chain antib ody, antibody conjugate bound to a toxin or bound to a l abel, or any other antibody moiety ) that, in each c ase, is based on [ * * * ] and/or includes [ * * * ] that have been [ * * * ] the [ * * * ] ) ( or any [ * * * ] ) [ * * * ] ; and ( ii ) any antibody or antibody fragment ( including but not limited to antibody fragments such as Fv, Fab, F(ab9)2, single chain antibody, antibody conjugate bound to a toxin or bo und to a label, or any other antibody moiety ) that, in each case, has been derived ( either physically or by rev erse engineering, in one or more steps ) from an ant ibody or antibody fragment referred to in sub - section ( i ) he reof