Patents by Inventor Marvin P. Bryant

Marvin P. Bryant 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).

  • Microbiological production of lower aliphatic carboxylic acids
    Patent number: 4377638
    Abstract: Lower aliphatic carboxylic acids of from 1 to 6 carbon atoms or salts thereof are prepared by culturing the microorganism Eubacterium limosum in a nutrient medium containing at least one member of the group consisting of carbon monoxide and a mixture of hydrogen and carbon oxide under substantially anaerobic conditions.
    Type: Grant
    Filed: June 29, 1981
    Date of Patent: March 22, 1983
    Assignee: University Patents, Inc.
    Inventors: Marvin P. Bryant, Barbara R. S. Genthner
  • Electrically heated ear muff
    Patent number: D292331
    Type: Grant
    Filed: April 22, 1985
    Date of Patent: October 13, 1987
    Inventor: Marvin P. Bryant