POLYISOBUTENE AND POLYISOBUTENE DERIVATIVES FOR USE IN LUBRICANT COMPOSITIONS

Details for Australian Patent Application No. 2002358754 (hide)

Owner BASF AKTIENGESELLSCHAFT

Inventors RATH, Hans, Peter; LANGE, Arno; MACH, Helmut

Pub. Number AU-A-2002358754

PCT Number PCT/EP02/14486

PCT Pub. Number WO2003/051932

Priority 101 62 567.7 19.12.01 DE

Filing date 18 December 2002

Wipo publication date 30 June 2003

International Classifications

C08F 008/32 Chemical modification by after-treatment

C10M 149/00 Lubricating compositions characterised by the additive being a macromolecular compound containing nitrogen

Event Publications

3 April 2003 Complete Application Filed

  Priority application(s): 101 62 567.7 19.12.01 DE

28 August 2003 Application Open to Public Inspection

  Published as AU-A-2002358754

2 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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