Patents by Inventor John E. O. Mayne

John E. O. Mayne 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).

  • Metal coating compositions
    Patent number: 4217142
    Abstract: The use of magnesium azelate as a new rusting inhibitor in metal paints is described. The preferred inhibitor is a mixture of magnesium azelate and a basic oxide e.g. magnesium oxide in the proportion of 3:1 to 10:1 by weight. The new formulations are substitutes for lead oxide or zinc chromate primers and confer excellent protection on iron and steel.
    Type: Grant
    Filed: May 17, 1978
    Date of Patent: August 12, 1980
    Assignee: National Research Development Corporation
    Inventors: John E. O. Mayne, Peter J. Heyes
  • Metal coating compositions
    Patent number: 4135934
    Abstract: The use of magnesium azelate as a new rusting inhibitor in metal paints is described. The preferred inhibitor is a mixture of magnesium azelate and a basic oxide e.g. magnesium oxide in the proportion of 3 : 1 to 10 : 1 by weight. The new formulations are substitutes for lead oxide or zinc chromate primers and confer excellent protection on iron and steel.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: January 23, 1979
    Assignee: National Research Development Corporation
    Inventors: John E. O. Mayne, Peter J. Heyes