Patents by Inventor William Waud

William Waud 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).

  • Recombinant bacterial cells for delivery of PNP to tumor cells
    Patent number: 6958318
    Abstract: The present invention provides a procaryotic host cell stably transformed or transfected by a vector including a DNA sequence encoding for purine nucleoside phosphorylase or hydrolase. The transformed or transfected procaryotic host cell can be used in combination with a purine substrate to treat tumor cells and/or virally infected cells.
    Type: Grant
    Filed: July 18, 2002
    Date of Patent: October 25, 2005
    Assignees: The UAB Research Foundation, Southern Research Institute
    Inventors: Eric J. Sorscher, William B. Parker, William Waud, Vijayakrishna K. Gadi, Leonard L. Bennett, Jr.
  • Recombinant bacterial cells for delivery of PNP to tumor cells
    Publication number: 20030134819
    Abstract: The present invention provides a procaryotic host cell stably transformed or transfected by a vector including a DNA sequence encoding for purine nucleoside phosphorylase or hydrolase. The transformed or transfected procaryotic host cell can be used in combination with a purine substrate to treat tumor cells and/or virally infected cells.
    Type: Application
    Filed: July 18, 2002
    Publication date: July 17, 2003
    Inventors: Eric J. Sorscher, William B. Parker, William Waud, Vijayakrishna K. Gadi, Leonard L. Bennett
  • Recombinant bacterial cells for delivery of PNP to tumor cells
    Publication number: 20030077268
    Abstract: The present invention provides a procaryotic host cell stably transformed or transfected by a vector including a DNA sequence encoding for purine nucleoside phosphorylase or hydrolase. The transformed or transfected procaryotic host cell can be used in combination with a purine substrate to treat tumor cells and/or virally infected cells.
    Type: Application
    Filed: July 18, 2002
    Publication date: April 24, 2003
    Inventors: Eric J. Sorscher, William B. Parker, William Waud, Vijayakrishna K. Gadi, Leonard L. Bennett
  • Recombinant bacterial cells for delivery of PNP to tumor cells
    Patent number: 6491905
    Abstract: The present invention provides a procaryotic host cell stably transformed or transfected by a vector including a DNA sequence encoding for purine nucleoside phosphorylase or hydrolase. The transformed or transfected procaryotic host cell can be used in combination with a purine substrate to treat tumor cells and/or virally infected cells.
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: December 10, 2002
    Assignees: The UAB Research Foundation, Southern Research Institute
    Inventors: Eric J. Sorscher, William B. Parker, William Waud, Vijayakrishna K. Gadi, Leonard L. Bennett, Jr.