Patents by Inventor Kevin D. Barrow

Kevin D. Barrow 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).

  • Antibiotics
    Patent number: 4289703
    Abstract: An active antibacterial substance from Pseudomonas fluoroescens bacterium designated pseudominic acid and as a co-product a minor amount of a compound having an additional OH group designated as pseudomonic acid I. These two substances obtained are separated and purified. Alkali metal salts and methyl esters can be prepared. The antibacterial activity of pseudomonic acid appears to reside in the free acid form which results from in vivo hydrolysis of the methyl ester which is crystalline.
    Type: Grant
    Filed: November 12, 1976
    Date of Patent: September 15, 1981
    Assignee: Beecham Group Limited
    Inventors: Kevin D. Barrow, Graham Mellows