SAP Fluid Viscosifier

Details for Australian Patent Application No. 2011101026 (hide)

Owner Park, A.

Inventors Park, Allen

Agent Allen Rodney Park

Pub. Number AU-A-2011101026

Filing date 12 August 2011

Opi date 15 September 2011

International Classifications

C09K 8/487 (2006.01) Compositions for drilling of boreholes or wells

C08F 20/02 (2006.01) Homopolymers or 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

Event Publications

1 September 2011 Innovation Patent Application Filed

15 September 2011 Innovation Patent Open to Public Inspection

  Published as AU-A-2011101026

15 September 2011 Innovation Patent Sealed

31 May 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 101C(b)/Section 143A(c)/Reg. 9A.4. Examination has been requested or report issued for this patent. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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