Patents by Inventor Keith J. Hanley

Keith J. Hanley 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).

  • Methods and apparatus for sanitizing materials utilizing superheated steam
    Patent number: 5229117
    Abstract: Processes for sanitizing materials, especially psyllium, using superheated steam maintained at a relatively constant low level of superheat. These processes are very effective for sanitizing materials, and can produce commercially sterile materials. Furthermore, these processes can be used to produce highly pure, commercially sterile psyllium having substantially intact cell structure.
    Type: Grant
    Filed: September 30, 1991
    Date of Patent: July 20, 1993
    Assignee: The Procter & Gamble Company
    Inventors: Bernnie J. Leland, Keith J. Hanley, Paul D. Leis, Jr., Katherine L. Moore
  • Methods for sanitizing materials utilizing superheated steam
    Patent number: 4911889
    Abstract: Processes for sanitizing materials, especialy psyllium, using superheated steam maintained at a relatively constant low level of superheat. These processes are very effective for sanitizing materials, and can produce commercially sterile materials. Furthermore, these processes can be used to produce highly pure, commercially sterile psyllium having substantially intact cell structure.
    Type: Grant
    Filed: September 16, 1987
    Date of Patent: March 27, 1990
    Assignee: The Procter & Gamble Company
    Inventors: Bernnie J. Leland, Keith J. Hanley, Paul D. Leis, Jr., Katherine L. Moore