Patents by Inventor W. Dell Nottingham

W. Dell Nottingham 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).

  • 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropanoate bis(acetoacetate)
    Patent number: 5206419
    Abstract: Process for the preparation of acetoacetates and other .beta.ketoesters is provided, involving reaction of nitrogen, oxygen or sulfur nucleophiles with a tertiaryalkyl acetoacetate or tertiaryalkyl .beta.-ketoester.
    Type: Grant
    Filed: February 25, 1992
    Date of Patent: April 27, 1993
    Assignee: Eastman Kodak Company
    Inventors: J. Stewart Witzeman, W. Dell Nottingham
  • Method of functionalization of nucleophiles
    Patent number: 5113011
    Abstract: Process for the preparation of acetoacetates and other .beta.-ketoesters is provided, involving reaction of nitrogen, oxygen or sulfur nucleophiles with a tertiaryalkyl acetoacetate or tertiaryalkyl-.beta.-ketoester.
    Type: Grant
    Filed: July 24, 1991
    Date of Patent: May 12, 1992
    Assignee: Eastman Kodak Company
    Inventors: J. Stewart Witzeman, W. Dell Nottingham
  • Method for functionalization of nucleophiles
    Patent number: 5051529
    Abstract: Process for the preparation of acetoacetates and other .beta.-ketoesters is provided, involving reaction of nitrogen, oxygen or sulfur nucleophiles with a tetriaryalkyl acetoacetate or tetriaryalkyl .beta.-ketoester.
    Type: Grant
    Filed: November 30, 1990
    Date of Patent: September 24, 1991
    Assignee: Eastman Kodak Company
    Inventors: J. Stewart Witzeman, W. Dell Nottingham