Patents Represented by Attorney Gerald & Deitch

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  • Liquid phase synthesis of methylene lactones using novel catalyst
    Patent number: 7199254
    Abstract: Process for converting certain lactones to their alpha-methylene derivatives in the liquid phase with both high conversion and selectivity using easily recoverable novel heterogeneous catalysts.
    Type: Grant
    Filed: June 28, 2005
    Date of Patent: April 3, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Keith W. Hutchenson, Kostantinos Kourtakis, Leo Ernest Manzer