Common use of Development Licenses Clause in Contracts

Development Licenses. On a Lead Antibody, EDC Antibody, Licensed Antibody and Licensed TAP Antibody basis, ImmunoGen hereby grants to Aventis and its Affiliates, subject to Section 7.1.8 below, an exclusive (even as to ImmunoGen and its Affiliates), worldwide, royalty-free license, with the right to grant sublicenses to Approved Subcontractors, under ImmunoGen Intellectual Property, to Develop Products.

Development Licenses. On a Lead Antibody, EDC Antibody, Licensed Antibody and Licensed TAP Antibody basis, ImmunoGen Aventis hereby grants to Aventis and its Affiliates, subject to Section 7.1.8 below, an exclusive (even as to ImmunoGen and its Affiliates)Affiliates a non-exclusive, worldwidenon-sublicensable, royalty-free license, with under the right to grant sublicenses to Approved Subcontractors, under ImmunoGen Aventis Intellectual Property and the Program Intellectual Property, to Develop ProductsProducts in the manner and to the extent such Development is assigned to ImmunoGen by the Joint Development Committee.