Patents by Inventor Thomas Steffie

Thomas Steffie 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 and apparatus for the sterilization of ground meat using supercritical CO
    Patent number: 9655373
    Abstract: A method for sterilizing a ground meat product through the application supercritical CO2 during the processing of the meat by introducing supercritical CO2 into an extruder as the meat passes through the extruder while controlling the pressure and speed at which the meat passes through the extruder to maintain the meat in contact with the supercritical CO2 for a time sufficient to achieve a log reduction in colony forming units of microbial contaminants.
    Type: Grant
    Filed: January 10, 2013
    Date of Patent: May 23, 2017
    Inventors: David Burns, Thomas Steffie, Alecia Eppelsheimer
  • METHOD AND APPARATUS FOR THE STERILIZATION OF GROUND MEAT USING SUPERCRITICAL CO2
    Publication number: 20140193552
    Abstract: A method for sterilizing a ground meat product through the application supercritical CO2 during the processing of the meat by introducing supercritical CO2 into an extruder as the meat passes through the extruder while controlling the pressure and speed at which the meat passes through the extruder to maintain the meat in contact with the supercritical CO2 for a time sufficient achieve a log reduction in colony forming units of microbial contaminants.
    Type: Application
    Filed: January 10, 2013
    Publication date: July 10, 2014
    Applicant: Novasterilis, Inc.
    Inventors: David Burns, Thomas Steffie, Alecia Eppelsheimer