definiens: means any and all Biomira lnforrnation or AltaRex Information, as the case may be, and any and all information of a conﬁdential nature relating to Biomira, AltaRex, the relationship among the parties to this Agreement and the terms and subject matter of this Agreement ; means, as of November 24, 1995 ( the effective date of the Original Agreement ), the experimental and clinical data and records of Biomira or Biomira Research, Inc. relating to the B43 Antibody, the B43 Working Cell Bank and the product OVAREXTM owned by Biomira or Biomira Research, Inc. ; means December 1, 1995 ; means, on a country - by - country basis, the ﬁrst commercial sale of a Licensed Product in a country, excluding sales for clinical trial purposes ; ‘ lPT ” means the use of an antibody to target a photodynamic effector molecule to a cell whereby the effector molecule kills the cell ; VP ( 14 ) ( 15 ) ( 16 ) ( 17 ) ( 18 ) means the use of an antibody to target a radioactive effector molecule to a cell whereby the effector molecule kills the cell ; means, with respect to AltaRex or Biomira as the case may be, all technical information, expertise, Know - How and information including without limitation all data, results of experiments . formulae . speci ﬁcations, procedures, tests, compounds, cell lines, cultures, constructs, effectors, development strains, micro- organisms, assay systems . assay protocol and assay supporting material, fermentation and puriﬁcation material and techniques ; means any product ( including without limitation OVAREXT ” ) based, in whole or in part . on the Technology ( which deﬁned term, for purposes of this deﬁnition, shalt include the B43 Antibody and any derivative thereof ) ; means lntemational Application PCT/1396l00461 and any national stage application claiming priority thereof, and any continuations