Patents by Inventor William Petri

William Petri 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).

  • Purified DNA of the 170-kd surface Gal/GalNAc adherence lectin of pathogenic E. histolytica
    Patent number: 5260429
    Abstract: cDNA encoding the 170 kd subunit of Gal/GalNAc lectin in various strains of E. histolytica is provided. Availability of this cDNA permits the use of diagnostic assays to distinguish pathogenic from nonpathogenic strains based on DNA hybridization, and further permits antisense approaches to interrupting the production of this lectin.
    Type: Grant
    Filed: November 21, 1990
    Date of Patent: November 9, 1993
    Assignee: The University of Virginia Alumni Patents Foundation
    Inventors: William Petri, Barbara Mann
  • Amebiasis vaccine
    Patent number: 5004608
    Abstract: Purified Gal/GalNAc adherence lectin of Entamoeba histolytica is used for development of a vaccine to prevent human amebiasis.
    Type: Grant
    Filed: December 29, 1989
    Date of Patent: April 2, 1991
    Assignee: The University of Virginia Alumni Patents Foundation
    Inventors: Jonathan I. Ravdin, William A. Petri, Jr.