Patents by Inventor Meredith H. Fairchild

Meredith H. Fairchild 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).

  • Plastic bottle cleaner composition and method
    Patent number: 4505836
    Abstract: A process of cleaning a polycarbonate surface or bottle includes(a) washing the surface or bottle with a composition consisting essentially of an aqueous basic solution containing the members: alkali metal carbonate, alkali metal bi-carbonate and a mixture of mono and di esters of phosphoric acid, and(b) then rinsing the surface or bottle with water.
    Type: Grant
    Filed: August 22, 1983
    Date of Patent: March 19, 1985
    Assignee: TP Industrial, Inc.
    Inventor: Meredith H. Fairchild
  • Plastic bottle cleaner
    Patent number: 4434069
    Abstract: A process of cleaning a polycarbonate bottle includes(a) washing the bottle with a composition consisting essentially of an aqueous basic solution containing the members: alkali metal carbonate, alkali metal bi-carbonate and a low foaming detergent, and(b) then rinsing the bottle with water.
    Type: Grant
    Filed: July 28, 1982
    Date of Patent: February 28, 1984
    Assignee: Purex Corporation
    Inventor: Meredith H. Fairchild