Patents by Inventor Courtney Ann Crooks

Courtney Ann Crooks 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).

  • Process for the conversion of carboxylic acids to ketones
    Patent number: 6265618
    Abstract: Disclosed is a process for the preparation of ketones by contacting one or more carboxylic acids with a niobium catalyst at elevated temperatures. The process includes the use of a modified base-exchanged niobium catalyst that is particularly useful for the production of cyclopropyl ketones such as cyclopropyl methyl ketone from cyclopropanecarboxylic acid and acetic acid.
    Type: Grant
    Filed: July 13, 2000
    Date of Patent: July 24, 2001
    Assignee: Eastman Chemical Company
    Inventors: Joseph Robert Zoeller, Courtney Ann Crooks, Bruce Edwin Wilson