Patents by Inventor Ian M. Marr

Ian M. Marr 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).

  • Cyclopent-1-en-3,5-dione compounds and compositions
    Patent number: 5407910
    Abstract: The present invention provides novel compounds such as 1,2-dimethyl-4-butyl-cyclopent-1-en-3,5-dione and 1,2-dimethyl-4,4-dibutyl-cyclopent-1-en-3,5-dione, having active floral-type aroma and methods for preparing same.
    Type: Grant
    Filed: October 12, 1993
    Date of Patent: April 18, 1995
    Assignee: Union Camp Corporation
    Inventors: Benjamin O. Isaac, Chat O. Chan, Ian M. Marr