Patents by Inventor Mary Beth Henderson

Mary Beth Henderson 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).

  • Patent number: 6632397
    Abstract: The present invention relates to a two-part or multi-part concentrate system for preparing an activated solution which can be diluted with water to a use-dilution solution having improved anti-corrosive properties at room temperature. The concentrate system contains a first component containing at least one oxidizing agent, preferably hydrogen peroxide and a second component containing at least formic acid in a concentration of about 25 wt %. At least one corrosion inhibitor and at least one surfactant are also included in the concentrate system. When mixed and diluted, the resulting solution is excellent in its sterilization and anti-corrosive properties.
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: October 14, 2003
    Assignee: Minntech Corporation
    Inventors: Mary Beth Henderson, Patricia M. Stanley, Bradley K. Onstad
  • Patent number: 6585934
    Abstract: A system for reprocessing and sterilizing a previously used endoscope having at least one lumen is disclosed. The reprocessing system includes a reaction chamber into which individual chemical components of a sterilant are transferred by pneumatic force. The system includes a central processor which controls the asynchronous reprocessing and sterilization of at least two endoscopes. A novel sterilant is also disclosed. Also disclosed is a combination of the sterilization device and the sterilant and methods of using the same.
    Type: Grant
    Filed: March 9, 2000
    Date of Patent: July 1, 2003
    Assignee: Minntech Corporation
    Inventors: Raymond Paul Oberleitner, John E. Marxer, Ward J. Sly, Patricia M. Stanley, Gregory Worsnick, Kurt J. Weimer, Bruce D. Martin, Mary Beth Henderson, Bradley K. Onstad