Patents by Inventor Georgina Kalu

Georgina Kalu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Products and processes
    Patent number: 4404051
    Abstract: Polymeric material comprising at least four polymeric constituents which comprise mer units of the following types:I. acrylamide or derivatives thereofII. acrylonitrile or derivatives thereofIII. acrylic acid and esters, or derivatives thereofIV. alkylol, sulphonyl or phosphonyl derivatives of I.The polymeric materials are useful as components of water bearing systems which are in the form of gels or suspensions.
    Type: Grant
    Filed: September 2, 1981
    Date of Patent: September 13, 1983
    Assignee: ICI Australia Limited
    Inventors: Georgina Kalu, Michael Markus
  • Four component amide copolymer
    Patent number: 4358355
    Abstract: Polymeric material comprising at least four polymeric constituents which comprise mer units of the following types:I acrylamide or derivatives thereofII acrylonitrile or derivatives thereofIII acrylic acid and esters, or derivatives thereofIV alkylol, sulphonyl or phosphonyl derivatives of I.The polymeric materials are useful as components of water bearing systems which are in the form of gels or suspensions.
    Type: Grant
    Filed: September 2, 1981
    Date of Patent: November 9, 1982
    Assignee: ICI Australia Limited
    Inventors: Georgina Kalu, Michael Markus