Delivery system for multipharmaceutical active materials at various release rates

Details for Australian Patent Application No. 2001294979 (hide)

Owner Penwest Pharmaceuticals Company

Inventors Shlyankevich, Alex; Liu, Lirong; Baichwal, Anand

Agent Davies Collison Cave

Pub. Number AU-B-2001294979

PCT Pub. Number WO02/28383

Priority 60237451 03.10.00 US; 60239362 11.10.00 US

Filing date 3 October 2001

Wipo publication date 15 April 2002

Acceptance publication date 29 March 2007

International Classifications

A61K 31/135 (2006.01) - having aromatic rings, e.g. methadone

A61K 9/24 (2006.01) Medicinal preparations characterised by special physical form - Layered or laminated unitary dosage forms

A61K 31/137 (2006.01) - Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine

A61P 25/04 (2006.01) Drugs for disorders of the nervous system

Event Publications

29 March 2007 Application Accepted

  Published as AU-B-2001294979

2 August 2007 Standard Patent Sealed

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