Patents by Inventor Wilma Hansen

Wilma Hansen 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).

  • Butadiene telomerization catalyst precursor preparation
    Patent number: 10569262
    Abstract: Use a solvent blend that contains 1-methoxy-2,7-octadiene and an alkanols rather than the alkanols by itself to prepare a catalyst precursor suitable for use in butadiene telomerization.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: February 25, 2020
    Assignee: Dow Global Technologies LLC
    Inventors: Helene N. Launay, Jessica L. Klinkenberg, John R. Briggs, Sarah E. House, Marcel C. Van Engelen, Larry G. Wright, Georg Bar, Wilma Hansen, Julia Cabello Fuertes, Istvan Lengyel
  • BUTADIENE TELOMERIZATION CATALYST PRECURSOR PREPARATION
    Publication number: 20160271601
    Abstract: Use a solvent blend that contains 1-methoxy-2,7-octadiene and an alkanols rather than the alkanols by itself to prepare a catalyst precursor suitable for use in butadiene telomerization.
    Type: Application
    Filed: December 4, 2014
    Publication date: September 22, 2016
    Inventors: Helene N. Launay, Jessica L. Klinkenberg, John R. Briggs, Sarah E. House, Marcel C. Van Engelen, Larry G. Wright, Georg Bar, Wilma Hansen, Julia Cabello Fuertes, Istvan Lengyel