Patents by Inventor Marlies Aumann

Marlies Aumann 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).

  • Patent number: 4142541
    Abstract: A device for cleaning the surfaces of foods comprising a watertight housing with a door, a drum movable into the housing through the door, the drum being rotated by a motor, the drum containing perforated baskets each having a movable wall to engage and hold products therein against movement, and means for rotating the movable wall in selected position.
    Type: Grant
    Filed: September 29, 1976
    Date of Patent: March 6, 1979
    Inventors: Eduard Bossert, Marlies Aumann
  • Patent number: 4140649
    Abstract: The invention relates to a method for cleaning the surfaces of foods and fodder of plant and animal origin by manual or mechanical washing in water, the surfaces of said foods or fodder having adhering thereto contaminants and/or physiologically and toxicologically noxious substances, such as hydrophobic and hydrophilic pesticides, inorganic noxious elements, oily condensates of noxious substances, as well as other contaminants, and to certain agents and compositions which are added to the wash water; food and fooder refreshing is achieved.
    Type: Grant
    Filed: June 16, 1977
    Date of Patent: February 20, 1979
    Inventors: Eduard Bossert, Marlies Aumann nee Meyer