PROCESS FOR MAKING CROSSLINKED POLYVINYLPYRROLIDONE WITH LOW SWELL VOLUME

Details for Australian Patent Application No. 2002346459 (hide)

Owner ARCO CHEMICAL TECHNOLOGY, L.P.

Inventors STEINMETZ, Beth, M.; ARRELL, Robert, M.

Pub. Number AU-A-2002346459

PCT Number PCT/US02/37264

PCT Pub. Number WO2003/068833

Priority 10/075,327 14.02.02 US

Filing date 20 November 2002

Wipo publication date 4 September 2003

International Classifications

C08F 226/10 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen

Event Publications

13 March 2003 Complete Application Filed

  Priority application(s): 10/075,327 14.02.02 US

2 October 2003 Application Open to Public Inspection

  Published as AU-A-2002346459

28 October 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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