Patents by Inventor James Mwangi

James Mwangi 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).

  • Method for self-consolidating grout
    Patent number: 10221101
    Abstract: Compositions and a method for making self consolidating grouts containing fly ash, ground granulated blast furnace slag, and lime are described. No polymeric admixtures are utilized, and the 28 day cure strength of the cured gouts exceeds the minimum ASTM standards. The uncured grout exhibits slump flows between 24 and 30? without visible segregation of the components.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: March 5, 2019
    Inventors: Craig V Baltimore, James Mwangi, Kurt Siggard
  • Method for self-consolidating grout
    Publication number: 20170369377
    Abstract: Compositions and a method for making self consolidating grouts containing fly ash, ground granulated blast slag, and lime are described. No polymeric admixtures are utilized, and the 28 day cure strength of the cured gouts exceeds the minimum ASTM standards. The uncured grout exhibits slump flows between 24 and 30? without visible segregation of the components.
    Type: Application
    Filed: June 24, 2016
    Publication date: December 28, 2017
    Inventors: Craig V. Baltimore, James Mwangi, Kurt Siggard