GLYCOLIDE PRODUCTION PROCESS, AND GLYCOLIC ACID OLIGOMER FOR GLYCOLIDE PRODUCTION

Details for Australian Patent Application No. 2002249565 (hide)

Owner KUREHA CHEMICAL INDUSTRY COMPANY, LIMITED

Inventors YAMANE, Kazuyuki; KAWAKAMI, Yukichika

Pub. Number AU-A-2002249565

PCT Pub. Number WO2002/083661

Priority 2001-113577 12.04.01 JP

Filing date 10 April 2002

Wipo publication date 28 October 2002

International Classifications

C07D 319/12 Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002249565

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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