Patents by Inventor Leonard F. Scott

Leonard F. Scott 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).

  • Germaazaspirodiones
    Patent number: 4370485
    Abstract: Novel high purity crystalline forms of dialkylgermaazaspirodiones, their preparation and their use in an improved process for the preparation of high purity dialkylgermaazaspiranes and their acid addition salts is disclosed.
    Type: Grant
    Filed: September 27, 1979
    Date of Patent: January 25, 1983
    Inventors: Chester M. McCloskey, James R. Fischer, Leonard F. Scott
  • Preparation of germaazaspirodiones and germaazaspiranes
    Patent number: 4248785
    Abstract: Novel high purity crystalline forms of dialkylgermaazaspirodiones, their preparation and their use in an improved process for the preparation of high purity dialkylgermaazaspiranes and their acid addition salts is disclosed.
    Type: Grant
    Filed: April 26, 1979
    Date of Patent: February 3, 1981
    Assignee: The Norac Company, Inc.
    Inventors: Chester M. McCloskey, James R. Fischer, Leonard F. Scott