Patents by Inventor Robert T. Marshall

Robert T. Marshall 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).

  • Use of polyvinylpyrrolidone in fat reduced dairy products
    Patent number: 5993884
    Abstract: Food compositions and methods are provided for non-fat and low-fat food compositions containing a polyvinylpyrrolidone. The food compositions contain polyvinylpyrrolidone and other ingredients such as food stabilizers. Preferred compositions are non-fried foods, which include diary products, baked goods, salad dressings, and meat products. Specific food compositions include ice cream, muffins and pourable salads.
    Type: Grant
    Filed: May 30, 1997
    Date of Patent: November 30, 1999
    Assignee: BASF Corporation
    Inventors: Herb D. Woolf, Roger C. Hollenbach, Robert T. Marshall
  • Spectrophotometric method for simultaneously analyzing protein and fat contents in milk
    Patent number: 4497898
    Abstract: By means of a novel triple-beam spectrophotometer, the protein and fat contents in milk can be simultaneously and rapidly determined. The system is self-compensating for discrepancies in the light path and for variations in lamp intensity, thereby yielding highly accurate analysis.
    Type: Grant
    Filed: August 25, 1982
    Date of Patent: February 5, 1985
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Maynard E. Anderson, Robert T. Marshall, Mark M. Hulse
  • Carcass cleaning unit and containment chamber
    Patent number: 4337549
    Abstract: Animal carcasses are thoroughly cleaned by a single pass through a cleaning unit having a pair of oscillating spray bar assemblies, each equipped with a plurality of nozzles arranged to collectively contact all exposed surfaces of the carcass. The cleaning unit is enclosed within an open-ended chamber having at either end a vestibular system of baffles for containing the spray liquid while permitting uninhibited passage of the carcasses.
    Type: Grant
    Filed: July 15, 1981
    Date of Patent: July 6, 1982
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Maynard E. Anderson, Robert T. Marshall, William C. Stringer
  • Carcass cleaning unit
    Patent number: 4279059
    Abstract: Animal carcasses are thoroughly cleaned by a single pass through a cleaning unit having a pair of oscillating spray bar assemblies, each equipped with a plurality of nozzles arranged to collectively contact all exposed surfaces of the carcass.
    Type: Grant
    Filed: November 15, 1979
    Date of Patent: July 21, 1981
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Maynard E. Anderson, Robert T. Marshall, William C. Stringer