Extraction of alkaloids from opium

Details for Australian Patent Application No. 2005254933 (hide)

Owner Mallinckrodt Inc.

Inventors Tomazi, Keith G.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2005254933

PCT Pub. Number WO2005/123743

Priority 60/577,801 08.06.04 US

Filing date 6 May 2005

Wipo publication date 29 December 2005

Acceptance publication date 19 August 2010

International Classifications

B01D 11/00 (2006.01) Solvent extraction

C07D 217/20 (2006.01) Heterocyclic compounds containing isoquinoline or hydrogenated isoquinoline ring systems

C07D 489/02 (2006.01) Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula:

C07D 491/04 (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

C07G 5/00 (2006.01) Alkaloids

Event Publications

11 January 2007 PCT application entered the National Phase

  PCT publication WO2005/123743 Priority application(s): WO2005/123743

19 August 2010 Application Accepted

  Published as AU-B-2005254933

16 December 2010 Standard Patent Sealed

1 December 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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