Assignment of Assignor's Interest

Recorded: 2001-03-27 Pages: 2

Assignors

CHARI, RAVI V.J.

Executed: 2001-03-05

BLATTLER, WALTER A.

Executed: 2001-03-05

Assignee

IMMUNOGEN INC.

128 SIDNEY STREET, CAMBRIDGE, MASSACHUSETTS, 02139

Covered Property (1)

Cytotoxic Agents Comprising Modified Doxorubicins and Daunorubicins and Their Therapeutic Use

Patent: 6,630,579 →

Application: 09/740,991 →

Publication: US 2001/0036923

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.