Patents by Inventor Raju K. Koduri

Raju K. Koduri 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).

  • DNA encoding (Lys.sup.46, Asp.sup.97, Asp.sup.113) and (Lys.sup.46, Asp.sup . .sup.137) thaumatin I polypeptides
    Patent number: 5221624
    Abstract: Genes are disclosed which are capable of directing the synthesis in a selected host microorganism of thaumatin I polypeptides having improved taste characteristics characterized by having the amino acid sequence of natural thaumatin I including a lysine amino acid residue substituted for asparagine in the 46th position from the amino terminal end, an aspartate amino acid residue substituted for asparagine in the 113th position from the amino terminal end and an aspartate amino acid residue substituted for lysine at either the 97th or 137th residue from the amino terminal end.
    Type: Grant
    Filed: September 14, 1989
    Date of Patent: June 22, 1993
    Assignee: International Genetic Engineering, Inc.
    Inventors: Lindley C. Blair, Raju K. Koduri, Jar-How Lee, Joachim L. Weickmann
  • Shortened phosphoglycerate kinase promoter
    Patent number: 5104795
    Abstract: A shortened PGK promoter ranging from 165 to 404 base pairs of the Saccharomyces PGK promoter is taught. The promoter is operably linked to heterologous genes and improves the expression thereof relative to the full length PGK promoter.
    Type: Grant
    Filed: February 14, 1990
    Date of Patent: April 14, 1992
    Assignee: Zoma Corporation
    Inventors: Jar-How Lee, Lindley Blair, Arnold Horwitz, Raju K. Koduri