Patents by Inventor Jonathan D. Webb

Jonathan D. Webb 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).

  • Modified asphalts and methods for producing the same
    Patent number: 11377560
    Abstract: Modified asphalts and methods for producing the same are disclosed. The modified asphalts can include asphalt having a T5 boiling point of 400° C. or more, an olefin compound, and an acid promoter. The modified asphalt can include at least a portion of the olefin compound chemically grafted to at least a portion of the asphalt. The method can include exposing the asphalt, olefin compound, and acid promoter to a temperature of about 160° C. or more.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: July 5, 2022
    Assignee: ExxonMobil Technology and Engineering Company
    Inventors: Jonathan D. Webb, Nadjib Boussad, Katherine L. Sokol, Patrick Brant
  • MODIFIED ASPHALTS AND METHODS FOR PRODUCING THE SAME
    Publication number: 20200190327
    Abstract: Modified asphalts and methods for producing the same are disclosed. The modified asphalts can include asphalt having a T5 boiling point of 400° C. or more, an olefin compound, and an acid promoter. The modified asphalt can include at least a portion of the olefin compound chemically grafted to at least a portion of the asphalt. The method can include exposing the asphalt, olefin compound, and acid promoter to a temperature of about 160° C. or more.
    Type: Application
    Filed: November 25, 2019
    Publication date: June 18, 2020
    Inventors: Jonathan D. Webb, Nadjib Boussad, Katherine L. Sokol, Patrick Brant
  • Methods of preparing main group boryl compounds
    Patent number: 7329781
    Abstract: The present invention relates to a method of preparing main group boryl compounds by reacting main group hydrides with hydroborating reagents in the presence of a transition metal catalyst.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: February 12, 2008
    Inventors: Stephen A. Westcott, Jonathan D. Webb, Daniel I. McIsaac, Christopher M. Vogels