definiens: means any and all ValidClaims Directed to HIV of United States and foreign patents and patent a!;plications:(a ) which are based upon inventions conceived or rights ~ffif ~ J1Elf~!liQ~!~ ( as definedbelow ) ; ( b ) which claim HIV nucleic acid sequence(s ) or a method to use ( other than in themanufacture of peptides ) or detect such sequences specifically ; ( c ) which are owned by, licensed to or otherwise controlled by CHI RON or its Affiliates, with rights to license orsublicense ; and ( d ) with respect to which CHIRON has the right to grant the option providedfor in Section 2.5 of this Agreement . For purposes of this Agreement, an invention will bedeemed to have been conceived if there is a patent, patent application, written inventiondisclosure statement or other tangible document ( whether or not witnessed ) describing suchinvention