Patents by Inventor Angelo Michele Rizzo

Angelo Michele Rizzo 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).

  • Process for the selective increase of production of antibiotic GE 2270 factor a by adding vitamin B12 to nutrient medium
    Patent number: 5882900
    Abstract: A method for increasing both total antibiotic yield the selective production of factor A of the GE 2270 antibiotics consisting in the addition of vitamin B.sub.12 or its analogs having vitamin B.sub.12 --like activity to the fermentation media of Planobispora rosea ATCC 53773 or any antibiotic GE 2270 producing mutant or variant thereof.
    Type: Grant
    Filed: September 30, 1997
    Date of Patent: March 16, 1999
    Assignee: Gruppo Lepetit S.p.A.
    Inventors: Angelo Michele Rizzo, Luciano Gastaldo