definiens: means all Know - How that is conceived, discovered, developed or otherwise made or acquired ( whether by license, exercise of option, acquisition or otherw ise ) ( a ) by or on behalf of either Party ( or its Affiliates or its or their ( sub)licensees / Sublicensees ) or ( b ) jo intly by or on behalf of [COMPANY] ( or its Affiliates or its or their Sublic ensees ), on the one hand, and Voyager ( or its Affil iates or its or their ( sub)licensees ), on the other hand, in each c ase ( ( a ) and ( b ) ), under this Agreement during the Term that is solely related to an [COMPANY] Research Antibody or a Potential Antibody that is not a Research Antibody but that would be an [COMPANY] Research Antibody if it were sel ected as a Research Antibody pursuant to Section 2 . 1.2, including such Know - How that relates to the use of an [COMPANY] Research Antibody ( or such a Potential An tibody ) in viral vectors, the expression of an [COMPANY] Resea rch Antibody ( or such a Potential Antibody ) in part icular cell types ( through the use of viral vectors or otherwis e ) for therapeutic effect, the optimal binding regi ons of an [COMPANY] Research Antibody ( or such a Potential Antib ody ) ( for expression in viral vectors or otherwise ), and any change to an [COMPANY] Research Antibody ’s ( or such a Potential Antibody ’s ) Sequence, including humanizat ion, class switching, linking of antibody domains or cha nges to the variable regions, but excluding any Vec torization Know - How