Patents by Inventor Craig S. Alvis

Craig S. Alvis 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).

  • Magnetic polynucleotide separation and analysis
    Patent number: 6037167
    Abstract: An apparatus for analyzing a sample of a mixture of compounds selected from the group consisting of polynucleotides, proteins and fragments thereof attached to magnetized moieties which generate a magnetic field contained on a substrate comprising:a) a support for mounting the substrate,b) a magnetic field detector mounted adjacent the substrate, the magnetic field detector generating an electrical signal in response to a magnetic field from the substrate,c) scanning means for moving the magnetic field detector relative to the substrate, andd) an amplifier operatively connected to the magnetic field detector to amplify a signal generated thereby.
    Type: Grant
    Filed: August 11, 1997
    Date of Patent: March 14, 2000
    Assignee: Ericomp
    Inventors: Lonnie W. Adelman, Craig S. Alvis