Analytical method and device for determining metal concentration in liquid hydrocarbon matrices

Details for Australian Patent Application No. 2004202399 (hide)

Owner Afton Chemical Intangibles LLC

Inventors Roos, Joseph W; Franklin, Randall M

Agent Davies Collison Cave

Pub. Number AU-A-2004202399

Priority 10615075 08.07.03 US

Filing date 31 May 2004

Wipo publication date 27 January 2005

International Classifications

G01N 033/22 Investigating or analysing materials by specific methods not covered by groups - Fuels

G01N 031/22 Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups - using chemical indicators

G01N 021/31 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry

Event Publications

17 June 2004 Complete Application Filed

  Priority application(s): 10615075 08.07.03 US

6 January 2005 Assignment before Grant

  Ethyl Corporation The application has been assigned to Afton Chemical Intangibles LLC

27 January 2005 Application Open to Public Inspection

  Published as AU-A-2004202399

15 February 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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