Patents by Inventor Stanley Charles Barnes

Stanley Charles Barnes 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).

  • Method of making battery plate grids for lead-acid batteries and alloys therefor
    Patent number: 3939009
    Abstract: Battery plate grids for lead-acid batteries are manufactured from an alloy having the following composition in atomic percentages:-Calcium + Lithium 0.22 - 1.04 Aluminium 0.035 - 0.25 Lead remainder,Wherein the atomic percentage of lithium in the alloy is not less than 0.15 and does not exceeds 0.90 and the atomic percentage of calcium in the alloy is not less than 0.07 and does not exceed 0.49.
    Type: Grant
    Filed: March 22, 1974
    Date of Patent: February 17, 1976
    Assignee: Joseph Lucas (Batteries) Limited
    Inventors: Stanley Charles Barnes, Robert James Lawrie