Patents by Inventor William H. Gehrmann, III

William H. Gehrmann, III 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).

  • Artificial reefs manufactured from coal combustion by-products
    Patent number: 5199377
    Abstract: The invention provides an artificial cultch for mollusca formed of coal or lignite combustion by products (CCBP) such as fly ash and bottom ash with an optional binder, lime or Portland Cement The cultches are hemispherical or round-shaped and may be randomly stacked in a reef with interstitial void spaces for mollusca growth. The invention also provides a method of mass-producing these cultches.
    Type: Grant
    Filed: April 23, 1992
    Date of Patent: April 6, 1993
    Assignee: JTM Industries, Inc.
    Inventors: William H. Gehrmann, III, Charles E. Anderson, Sammy M. Ray, William B. Baker, Jr.