Method for the preparation of maytansinoid esters

Details for Australian Patent Application No. 2006206421 (hide)

Owner ImmunoGen, Inc.

Inventors Chari, Ravi V.J.; Widdison, Wayne C.

Agent Griffith Hack

Pub. Number AU-B-2006206421

PCT Pub. Number WO2006/078809

Priority 60/644,984 21.01.05 US

Filing date 20 January 2006

Wipo publication date 27 July 2006

Acceptance publication date 16 December 2010

International Classifications

C07D 491/12 (2006.01) Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or

C07D 498/06 (2006.01) Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms

Event Publications

7 June 2007 PCT application entered the National Phase

  PCT publication WO2006/078809 Priority application(s): WO2006/078809

19 June 2008 Alteration of Name

  The name of the applicant has been altered to ImmunoGen, Inc.

16 December 2010 Application Accepted

  Published as AU-B-2006206421

14 April 2011 Standard Patent Sealed

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