Patents by Inventor Milton H. Wills, Jr.

Milton H. Wills, Jr. 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).

  • Concrete masonry units incorporating cement kiln dust
    Patent number: 4407677
    Abstract: A composition for the preparation of concrete block, comprising aggregate, cement, and cement kiln dust.
    Type: Grant
    Filed: April 5, 1982
    Date of Patent: October 4, 1983
    Assignee: Martin Marietta Corporation
    Inventor: Milton H. Wills, Jr.
  • Masonry cement composition
    Patent number: 4268316
    Abstract: A masonry cement is prepared by blending portland cement, kiln dust, and fly ash. The cement of this invention exhibits no efflorescence, good board life, workability, and acceptable color for use with such construction materials as brick, cinder block, and concrete block.
    Type: Grant
    Filed: July 27, 1979
    Date of Patent: May 19, 1981
    Assignee: Martin Marietta Corporation
    Inventor: Milton H. Wills, Jr.