Patents by Inventor Nancy J. Tomes

Nancy J. Tomes 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).

  • Selective medium for propionibacterium growth
    Patent number: 5026647
    Abstract: A method and medium for selective growth of Propionibacterium from mixed culture samples is disclosed. The medium comprises a lactic acid source as its primary energy or nutrient source and in combination therewith a small but effective amount of a heavy metal salt to which Propionibacterium is resistant, selected from a group of water-soluble cadmium and arsenic salts.
    Type: Grant
    Filed: May 3, 1990
    Date of Patent: June 25, 1991
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Nancy J. Tomes, Carol A. Henderick, Bonita A. Glatz
  • Bacterial treatment to preserve silage
    Patent number: 4981705
    Abstract: Silage is preserved by treating it with a small but silage preserving effective amount of the microorganism Propionibacterium jensenii or the genetic equivalents thereof.
    Type: Grant
    Filed: November 6, 1989
    Date of Patent: January 1, 1991
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Nancy J. Tomes
  • Bacterial treatment to preserve hay quality by addition of microorganisms of the genus Bacillus
    Patent number: 4863747
    Abstract: This invention relates to a method of preserving hay comprising treating hay with an effective amount of Bacillus pumilus or mutants thereof. The invention also relates to the Bacillus pumilus used to preserve hay quality by the above method.
    Type: Grant
    Filed: March 7, 1988
    Date of Patent: September 5, 1989
    Assignee: Pioneer Hi-Bred International
    Inventor: Nancy J. Tomes
  • Bacterial treatment to preserve hay quality by addition of microorganisms of the genus bacillus
    Patent number: 4820531
    Abstract: This invention relates to a method of preserving hay comprising treating hay with an effective amount of Bacillus pumilus or mutants thereof. The invention also relates to the Bacillus pumilus used to preserve hay quality by the above method.
    Type: Grant
    Filed: October 22, 1987
    Date of Patent: April 11, 1989
    Assignee: Pioneer Hi-Bred International
    Inventor: Nancy J. Tomes
  • Hay preservative
    Patent number: 4743454
    Abstract: A hay preservative composition, which is of at least two components, with the first component being an inorganic salt mixture of magnesium oxide, zinc oxide, and a water soluble copper ion source. The second component is an organic acid, or a water soluble salt of an organic acid, selected from the group consisting of acidic acid, propionic acid and sorbic acid.
    Type: Grant
    Filed: July 28, 1986
    Date of Patent: May 10, 1988
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Nancy J. Tomes