Methacrylate copolymer pourpoint depressants

Details for Australian Patent Application No. 2007316725 (hide)

Owner BASF SE

Inventors Peer, William Joseph; Scanlon IV, Eugene

Agent Davies Collison Cave

Pub. Number AU-B-2007316725

PCT Pub. Number WO2008/055797

Priority 2567235 07.11.06 CA; 60/994,335 18.09.07 US

Filing date 29 October 2007

Wipo publication date 15 May 2008

Acceptance publication date 5 July 2012

International Classifications

C08F 220/18 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

C10M 145/14 Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen

Event Publications

21 May 2009 PCT application entered the National Phase

  PCT publication WO2008/055797 Priority application(s): WO2008/055797

3 September 2009 Assignment before Grant

  Ciba Holding Inc. The application has been assigned to BASF SE

5 July 2012 Application Accepted

  Published as AU-B-2007316725

1 November 2012 Standard Patent Sealed

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