Process for preparing purified drug conjugates

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United States of America Patent

PATENT NO 7811572
SERIAL NO

11503781

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Abstract

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The invention provides a process for preparing a cell-binding agent chemically coupled to a drug. The process comprises covalently attaching a linker to a cell-binding agent, a purification step, conjugating a drug to the cell-binding agent and a subsequent purification step.

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Patent Owner(s)

Patent OwnerAddress
IMMUNOGEN INC830 WINTER ST WALTHAM MA 02451-1477

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amphlett, Godfrey W Cambridge, US 11 248
Dai, Yong Newton, US 37 312
Jin, Shengjin Acton, US 10 237
Meshulam, Deborah H Brookline, US 9 207
Wang, Yong North Attleboro, US 997 8751

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