No longer SBIR involved but still operational, ImmunoGen, Inc. is organized around antibody-based anticancer therapeutics developingtherapeutics for the treatment of cancer using its Targeted Antibody Payload (TAP) technology, which uses antibodies to deliver a potent cytotoxic agent. The firm's products include Trastuzumab-DM1, a Phase II clinical trial product for the treatment of metastatic breast cancer; IMGN901, a Phase I clinical trial product to treat hematological malignancies, including multiple myeloma, small-cell lung cancer, Merkel cell carcinoma, and other cancers of neuroendocrine origin; SAR3419, a Phase I clinical trial product for the treatment of B-cell hematological malignancies, including non-Hodgkin's lymphoma; and IMGN388 and BIIB015, which are in Phase I clinical trials for the treatment of solid tumors. The company's products also comprise BT-062, a Phase I clinical trial product targeting multiple myeloma; SAR566658, a preclinical trail product for the treatment of breast, ovarian, and other solid tumors; SAR650984, a preclinical trail product to treat hematological malignancies; and TAP and other compounds. The firm has licensing and collaborative re;ationships with a raft of companies inthe space both inthe US and throughout the world to include many others inthe space that similarly drew down on SBIR resources as part of the early staged efforts.