Patents by Inventor Gerald D. Petermeier

Gerald D. Petermeier 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).

  • Process for recycling asphalt shingles and product produced thereby
    Patent number: 6497930
    Abstract: A process and the product produced by the process in which recycled asphalt shingles are reduced into granules which are then heated to a temperature above 212° F. in order to evaporate any water contained in the material. Once substantially all the water has been evaporated, the heated granules are then placed in a suitable mold and compressed under high pressure to form a block of the desired size and shape after which the blocks are removed from the mold and used on low-traffic volume areas such as patios, sidewalks, driveways, etc.
    Type: Grant
    Filed: April 11, 2001
    Date of Patent: December 24, 2002
    Inventor: Gerald D. Petermeier