Patents by Inventor Manfred Philipp

Manfred Philipp 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).

  • Method for visualizing the base sequence of nucleic acid polymers
    Patent number: 5106729
    Abstract: A method for determining and visualizing the base sequence of nucleic acid olymers, especially DNA and RNA, with a scanning probe microscope having a tip, the method including replacing the oxygen in the nucleic acid polymer with sulfur, complexing the sulfur with a metal such as mercury, and passing the tip over the complexed polymer in a scanning path to measure the potential and record the difference in electrical conductivity at preselected increments along the scanning path.
    Type: Grant
    Filed: July 24, 1989
    Date of Patent: April 21, 1992
    Assignee: Arizona Board of Regents acting on behalf of Arizona State University
    Inventors: Stuart M. Lindsay, Manfred Philipp