Patents by Inventor Joseph B. Alper

Joseph B. Alper 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).

  • Derivatives of 25-hydroxycholecalciferol
    Patent number: 4229359
    Abstract: Compounds having the structure ##STR1## where X is keto or hydroxy. The compounds display vitamin D like activity and would find appliction in disease states characterized by adverse calcium-phosphorous balance or behavior.
    Type: Grant
    Filed: September 4, 1979
    Date of Patent: October 21, 1980
    Assignee: Wisconsin Alumni Research Foundation
    Inventors: Hector F. DeLuca, Heinrich K. Schnoes, Yoko Tanaka, Joseph B. Alper
  • Derivatives of 25-hydroxycholecalciferol
    Patent number: 4224231
    Abstract: Compounds having the formula ##STR1## where X is selected from keto or hydroxy. The compounds are characterized by vitamin D-like activity and would find application in the treatment of disease states where adverse calcium-phosphorous balance or behavior is encountered.
    Type: Grant
    Filed: September 4, 1979
    Date of Patent: September 23, 1980
    Assignee: Wisconsin Alumni Research Foundation
    Inventors: Hector F. DeLuca, Heinrich K. Schnoes, Yoko Tanaka, Joseph B. Alper