MANUFACTURE OF CYCLIC ESTER OLIGOMERS

Details for Australian Patent Application No. 2002254092 (hide)

Owner E.I. DUPONT DE NEMOURS AND COMPANY

Inventors BRUGEL, Edward, G.

Pub. Number AU-A-2002254092

PCT Pub. Number WO2002/068496

Priority 60/272,093 28.02.01 US; Not Given 24.01.02 US; 60/272,096 28.02.01 US; 60/272,095 28.02.01 US; 60/272,094 28.02.01 US

Filing date 28 February 2002

Wipo publication date 12 September 2002

International Classifications

C08G 063/78 Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule

C08G 063/81 Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule

Event Publications

6 March 2003 Application Open to Public Inspection

  Published as AU-A-2002254092

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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