Clathrates of butylphtualide with cyclodextrin or its derivatives, a process for their preparations and the use there of

Details for Australian Patent Application No. 2002327307 (hide)

Owner Shijiazhuang Pharma Group Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd.

Inventors Guo, Wen-min; Niu, Zhan-qi; Zhou, Gui-rong; Liu, Wen-Juan; Wang, Rongduan; Bai, Min; Yan, Sui-chao; Yuan, Hong-Zhong; Zhao, Kai; Liu, Chao

Agent Watermark

Pub. Number AU-B-2002327307

PCT Number PCT/CN02/00579

PCT Pub. Number WO2004/018444

Filing date 21 August 2002

Wipo publication date 11 March 2004

Acceptance publication date 12 February 2009

International Classifications

C07D 307/88 (2006.01) Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom

A61K 31/343 (2006.01) - condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone

A61K 47/48 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - the non-active ingredient being chemically bound to the active ingredient, e.g. polymer drug conjugates

Event Publications

23 January 2003 Complete Application Filed

22 April 2004 Application Open to Public Inspection

  Published as AU-B-2002327307

12 February 2009 Application Accepted

  Published as AU-B-2002327307

26 February 2009 Corrigenda

  Applications Accepted - Name Index Under the name Shijiazhuang Pharma Group Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd., Application No. 2002327307, under INID(72), correct the co-inventors name to Liu, Wen-juan and Yuan, Hong-zhong

11 June 2009 Standard Patent Sealed

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