Patents by Inventor James Putnam

James Putnam 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).

  • Highly-purified recombinant reverse transcriptase
    Patent number: 5935833
    Abstract: A plasmid for expression of Moloney Murine Leukemia Virus-derived reverse transcriptase in E. coli cells deficient in the expression of indiginous RNAse activity, a method for purification of the recombinant enzyme, and a composition comprising a cloned and purified reverse transcriptase opimized for use in cDNA and nucleic acid amplification procedures.
    Type: Grant
    Filed: January 9, 1997
    Date of Patent: August 10, 1999
    Assignee: Gen-Probe Incorporated
    Inventors: Daniel Louis Kacian, Michael Garth Riggs, James Putnam