Patents by Inventor Frank C. Rix

Frank C. Rix 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).

  • Synthesis of benzyl-metal compounds
    Patent number: 7067686
    Abstract: Disclosed are methods of producing di-, tri- or tetrabenzyl-metal compounds comprising combining a metal salt with a (benzyl)nMgX2-n compound at from less than 30° C., wherein n is 1 or 2 and X is a monoanionic group; wherein the combining takes place in a diluent mixture comprising from 0 to 80% by volume of an ether diluent and a diluent selected from the group consisting of aromatic diluents, halogenated hydrocarbon diluents, and mixtures thereof. The methods are characterized by employing various mixtures of diluents, and in some cases, minimal to no ether diluent.
    Type: Grant
    Filed: July 21, 2005
    Date of Patent: June 27, 2006
    Assignee: Univation Technologies, LLC
    Inventors: George Rodriguez, David Arthur Cano, David H. McConville, Frank C. Rix