Bispecific antibody 520c9x22 April 12, 2017 Bispecific antibody 520c9x22 Trade Name Orphan Indication For in vivo serotherapy of patients with ovarian cancer USA Market Approval USA USA Designation Date 1993-10-05 00:00:00 Sponsor Medarex, Inc.;519 Route 173 West;Bloomsbury, New Jersey, 08804