definiens: CHIRON Future HCV Sequence Patent Rights " means any and all ValidClaims Directed to HCV of United States and foreign patents and patent applications:(~ ) ~ich are based upon inventions conceived or rights acquiretf ~fi ~ rthli~~WEi(;)l:\tEi ( as defined below ) ; ( b ) which claim HCV nucleic acid sequence(s ) or a method touse ( other than in the manufacture of peplides ) 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 or sublicense ; and ( d ) with respect to which CHI RON has the rightto grant the option provided for in Section 2.6 of this Agreement . For purposes of thisAgreement, an invention will be deemed to have been conceived if there is a patent, patent application, written invention disclosure statement or other tangible document(whether or not witneSSed ) describing such invention