Patents by Inventor William K. Reagan

William K. Reagan 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).

  • Chromium compounds and uses thereof
    Patent number: 5288823
    Abstract: Novel chromium-containing compounds, such as, for example, chromium pyrrolides, are prepared by forming a mixture of a chromium salt, a metal amide, and an electron pair donor solvent, such as, for example, an ether. These novel chromium-containing, or chromium pyrrolide, compounds can be used either unsupported or supported on an inorganic oxide support to trimerize and/or polymerize olefins.
    Type: Grant
    Filed: November 19, 1992
    Date of Patent: February 22, 1994
    Assignee: Phillips Petroleum Company
    Inventors: William K. Reagan, Brian K. Conroy