Preparation of submicron sized nanoparticles via dispersion and solvent or liquid phase removal

Details for Australian Patent Application No. 2002337692 (hide)

Owner Baxter International Inc.

Inventors Dunham, Andrew J; Brynjelsen, Sean; Jayswal, Nailesh; Doty, Mark J; Narayanan, Krishnaswamy; Sternberg, Shmuel; Kipp, James E

Agent Peter Maxwell & Associates

Pub. Number AU-B-2002337692

PCT Number PCT/US02/30447

PCT Pub. Number WO2003/026611

Priority 09/964,273 26.09.01 US; 10/183,035 26.06.02 US

Filing date 25 September 2002

Wipo publication date 7 April 2003

Acceptance publication date 13 September 2007

International Classifications

A61K 9/14 (2006.01) Medicinal preparations characterised by special physical form - Particulate form, e.g. powders

A61K 9/19 (2006.01) Medicinal preparations characterised by special physical form - lyophilised

A61K 9/51 (2006.01) Medicinal preparations characterised by special physical form - Nanocapsules

A61K 31/496 (2006.01) - Non-condensed piperazines containing further heterocyclic rings, e.g. rifampin, thiothixene

A61K 45/00 (2006.01) Medicinal preparations containing active ingredients not provided for in groups

A61K 47/10 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Alcohols

A61K 47/12 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Carboxylic acids

A61K 47/14 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Esters of carboxylic acids

A61K 47/18 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives

A61K 47/20 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - containing sulfur

A61K 47/24 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - containing atoms other than carbon, hydrogen, halogen, oxygen, nitrogen or sulfur

A61K 47/28 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Steroids

A61K 47/32 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds

A61K 47/34 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds

A61K 47/36 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Polysaccharides

A61K 47/38 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Cellulose

A61K 47/42 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Proteins

Event Publications

20 February 2003 Complete Application Filed

  Priority application(s): 09/964,273 26.09.01 US; 10/183,035 26.06.02 US

26 June 2003 Application Open to Public Inspection

  Published as AU-B-2002337692

13 September 2007 Application Accepted

  Published as AU-B-2002337692

24 January 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under reg. 22.2I(2). This application has been accepted or advertised accepted. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

13 March 2008 Section 223 Application Allowed

  Baxter International Inc. The time in which to pay the acceptance fee has been extended to 13 Feb 2008. Address for service in Australia - Peter Maxwell & Associates Level 6 60 Pitt Street Sydney NSW 2000 2003

3 April 2008 Standard Patent Sealed

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