Patents by Inventor Thomas E. Beesley

Thomas E. Beesley 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).

  • Separation and purification of cyclodextrins
    Patent number: 5273820
    Abstract: A method for separating and purifying cyclodextrins is disclosed. This method is also able to sequentially separate alpha, beta and gamma cyclodextrins. The method entails forming a matrix with an inclusion compound bound thereto and passing an aqueous solution containing cyclodextrin through the matrix and eluting the cyclodextrins in a sequential order. The inclusion compound bound to the matrix determines the order in which the cyclodextrins are eluted.
    Type: Grant
    Filed: October 24, 1988
    Date of Patent: December 28, 1993
    Assignee: American Maize-Products Company
    Inventor: Thomas E. Beesley
  • Separation and purification of cyclodextrins
    Patent number: 4808232
    Abstract: A method for separating and purifying cyclodextrins is disclosed. This method is also able to sequentially separate alpha, beta and gamma cyclodextrins. The method entails forming a matrix with an inclusion compound bound thereto and passing an aqueous solution containing cyclodextrin through the matrix and eluting the cyclodextrins in a sequential order. The inclusion compound bound to the matrix determines the order in which the cyclodextrins are eluted.
    Type: Grant
    Filed: December 8, 1986
    Date of Patent: February 28, 1989
    Assignee: American Maize-Products Company
    Inventor: Thomas E. Beesley