Patents by Inventor Alice I. Comer

Alice I. Comer 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).

  • Geosynthetic material irrigation system
    Patent number: 6712552
    Abstract: The present invention is an economical and easily installed irrigation system for agricultural products covering large areas. The invention comprises top and bottom layers of geosynthetic material having a non-cohesive, porous material between the layers. A water distribution system is also placed between the layers. This system can be placed directly on the area to be irrigated without digging a trench or hole. Agricultural products, such as turf or row crops, are placed with top soil directly on the system.
    Type: Grant
    Filed: July 10, 2002
    Date of Patent: March 30, 2004
    Assignee: The United States of America as represented by the Department of the Interior
    Inventors: William F. Kepler, Alice I. Comer, Kurt F. Von Fay
  • Hydrophilic polyurethane impregnated rubber for sealing water leaks
    Patent number: 6541106
    Abstract: A material provided for sealing leaks in water conveyance systems includes a porous hydrophilic rubber impregnated with a water reactive polyurethane resin. When the material comes into contact with water, the rubber and polyurethane swell and this results in increased adhesion and improved sealing.
    Type: Grant
    Filed: September 12, 2000
    Date of Patent: April 1, 2003
    Assignee: The United States of America as represented by the Secretary of the Interior
    Inventors: Kurt F. von Fay, William F. Kepler, Alice I. Comer