WALTHAM, Mass.--(BUSINESS WIRE)--ImmunoGen, Inc. (NASDAQ: IMGN), a biotechnology company that develops anticancer therapeutics using its Targeted Antibody Payload (TAP) technology and antibody expertise, today announced that there will be clinical data presentations on two compounds that utilize the Company’s TAP technology at the 54th annual meeting of the American Society of Hematology (ASH) to be held December 8-11, 2012 in Atlanta, GA.