Viscosity improver compositions providing improved low temperature characteristics to lubricating oil

Details for Australian Patent Application No. 2004225517 (hide)

Owner The Lubrizol Corporation

Inventors Huang, Chor; Breon, Lewis

Agent Callinan

Pub. Number AU-B-2004225517

PCT Pub. Number WO2004/087849

Priority 60/458,666 28.03.03 US

Filing date 23 March 2004

Wipo publication date 14 October 2004

Acceptance publication date 4 June 2009

International Classifications

C10M 143/12 (2006.01) Lubricating composition characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation

C08F 297/04 (2006.01) Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer

C08L 23/16 (2006.01) Compositions of macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds

C08L 53/02 (2006.01) Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds

C10M 169/04 (2006.01) Mixtures of base-materials, thickeners and additives

C08F 210/16 (2006.01) Copolymers

C08L 91/00 (2006.01) Compositions of oils, fats or waxes

Event Publications

14 April 2005 PCT application entered the National Phase

  PCT publication WO2004/087849 Priority application(s): WO2004/087849

4 June 2009 Application Accepted

  Published as AU-B-2004225517

1 October 2009 Standard Patent Sealed

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2004225520-DNA polymerase fusions and uses thereof

2004225509-Modular gear system for pump