Patents by Inventor Marian B. Greer

Marian B. Greer 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).

  • Composite material
    Patent number: 4548851
    Abstract: A method for the production of a composite material formed from comminuted particles including blending the particles and a suitable adhesive, forming the blend into a mat, and compressing the mass by at most about 65 percent. In related aspects, the particles have a defined diversity of thicknesses, adhesive is used in an amount less than about six percent by weight, and the material is compressed to have a void volume of at least about 10 percent.
    Type: Grant
    Filed: July 11, 1983
    Date of Patent: October 22, 1985
    Inventor: Marian B. Greer
  • Method for the production of a composite material
    Patent number: 4405542
    Abstract: A method for the production of a composite material formed from comminuted particles including blending the particles and a suitable adhesive, forming the blend into a mat, and compressing the mass by at most about 65 percent. In related aspects, the particles have a defined diversity of thicknesses, adhesive is used in an amount less than about six percent by weight, and the material is compressed to have a void volume of at least about 10 percent.
    Type: Grant
    Filed: January 25, 1982
    Date of Patent: September 20, 1983
    Inventor: Marian B. Greer