Intermediates for the preparation of analogs of halichondrin B

Details for Australian Patent Application No. 2005250487 (hide)

Owner Eisai R&D Management Co., Ltd

Inventors Fang, Francis G.; Austad, Brian; Chase, Charles E.; Benayoud, Farid; Calkins, Trevor Lee; Campagna, Silvio; Christ, William; Hu, Yongbo; Lewis, Bryan; Pesant, Marc; Schnaderbeck, Matthew; Wilkie, Gordon; Zhu, Xiaojie

Agent Griffith Hack

Pub. Number AU-B-2005250487

PCT Pub. Number WO2005/118565

Priority 60/576,642 03.06.04 US; 60/626,769 10.11.04 US; 60/663,300 18.03.05 US

Filing date 3 June 2005

Wipo publication date 15 December 2005

Acceptance publication date 29 March 2012

International Classifications

C07D 307/28 (2006.01) Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom

Event Publications

14 December 2006 PCT application entered the National Phase

  PCT publication WO2005/118565 Priority application(s): WO2005/118565

5 June 2008 Assignment before Grant

  Eisai Co., Ltd. The application has been assigned to Eisai R&D Management Co., Ltd

19 January 2012 Amendment Made

  The nature of the amendment is: Amend the invention title to read Intermediates for the preparation of analogs of halichondrin B; Add co-inventors Benayoud, Farid; Calkins, Trevor Lee; Campagna, Silvio; Christ, William; Hu, Yongbo; Lewis, Bryan; Pesant, Marc; Schnaderbeck, Matthew; Wilkie, Gordon; Zhu, Xiaojie

29 March 2012 Application Accepted

  Published as AU-B-2005250487

26 July 2012 Standard Patent Sealed

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