Patents by Inventor Angus Robert WARD

Angus Robert WARD 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).

  • Relation to security printing
    Patent number: 11059316
    Abstract: An article comprising a substrate which carries a material of formula (I) M1aM2bWcOd(P(O)nRm)e?? (I) wherein each of M1 and M2 is independently ammonium or a metal cation; a is 0.01 to 0.5; b is 0 to 0.5; c is 1; d is 2.5 to 3; e is 0.01 to 0.75; n is 1, 2 or 3; m is 1, 2 or 3; and R is an optionally substituted hydrocarbyl group.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: July 13, 2021
    Assignee: INOVINK LIMITED
    Inventors: Dieter Guhl, Angus Robert Ward, David Andrew Bedford
  • RELATION TO SECURITY PRINTING
    Publication number: 20200094608
    Abstract: An article comprising a substrate which carries a material of formula (I) M1aM2bWcOd(P(O)nRm)e?? (I) wherein each of M1 and M2 is independently ammonium or a metal cation; a is 0.01 to 0.5; b is 0 to 0.5; c is 1; d is 2.5 to 3; e is 0.01 to 0.75; n is 1, 2 or 3; m is 1, 2 or 3; and R is an optionally substituted hydrocarbyl group.
    Type: Application
    Filed: May 15, 2019
    Publication date: March 26, 2020
    Inventors: Dieter GUHL, Angus Robert WARD, David Andrew BEDFORD