Patents by Inventor Ted M. Kirsch

Ted M. Kirsch 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).

  • Chromatographic column
    Patent number: 4740306
    Abstract: A chromatographic column and process for isolating or purifying steroid hormone or cell membrane receptors using the column are provided in which the column contains at least three resin layers between the inlet and the outlet ends of the column, the layer closest the inlet being a strong cationic exchange resin, the middle layer being a matrix containing a triazine dye that will bind proteases and proteins with dinucleotide fold conformations, and the layer closest the outlet being a weak anionic exchange resin, the ratio of the volumes of the resin layers being 1:2:1.
    Type: Grant
    Filed: March 17, 1986
    Date of Patent: April 26, 1988
    Assignee: Temple University - of the Commonwealth System of Higher Education
    Inventors: Gerald Litwack, Ted M. Kirsch