Patents by Inventor Kathleen P. Lacey

Kathleen P. Lacey 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).

  • Corrosion-inhibited polyphosphate compositions
    Patent number: 3960735
    Abstract: The tendency of polyphosphate liquids to corrode aluminum is inhibited by incorporating into the liquid a minor effective amount of an iron cyanide blue, either ferric ferrocyanide or ferrous ferricyanide.
    Type: Grant
    Filed: August 15, 1974
    Date of Patent: June 1, 1976
    Assignee: Early California Industries, Inc.
    Inventor: Kathleen P. Lacey