Patents by Inventor J. David Rozzeli

J. David Rozzeli 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).

  • Method of Making (+)- Sitophilure
    Publication number: 20090298147
    Abstract: (+)-Sitophilure, the aggregation pheromone of the pests rice weevil and maize weevil, is synthesized in high yield and diastereomeric excess by contacting 4-methyl-3,5heptadione with a reduced nicotinamide cofactor and a ketoreductase enzyme capable of catalyzing the reduction of 4-methyl-3,5-heptadione to produce (4R,5S)-5-hydroxy-4-methyl-3-heptanone to the substantial exclusion of other diastereomers.
    Type: Application
    Filed: December 22, 2006
    Publication date: December 3, 2009
    Inventors: Dimitris Kalaitzakis, J. David Rozzeli, Spiros Kambourakis, Ioulia Smonou