Patents by Inventor Joshua M. Shipman

Joshua M. Shipman 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).

  • Methods and compositions to prevent caking of sodium chloride and prevent transition metal stains
    Patent number: 10745286
    Abstract: Anticaking agents for inhibiting or preventing caking of inorganic salt granules are provided. The anticaking agents comprise a coordination complex of iron and a salt anion of an organic acid, wherein the salt anion is selected from the group consisting of malate, polyacrylate, diphosphonate, and mixtures thereof. Free-flowing, solid salt compositions resistant to caking are also described herein, along with methods of melting ice and/or snow on a surface or inhibiting the accumulation or formation of ice and/or snow on a surface, and methods of preventing or inhibiting caking of solid inorganic salt granules.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: August 18, 2020
    Assignee: Compass Minerals America Inc.
    Inventors: Geoffrey A. Brown, Joshua M. Shipman
  • METHODS AND COMPOSITIONS TO PREVENT CAKING OF SODIUM CHLORIDE AND PREVENT TRANSITION METAL STAINS
    Publication number: 20140065288
    Abstract: Anticaking agents for inhibiting or preventing caking of inorganic salt granules are provided. The anticaking agents comprise a coordination complex of iron and a salt anion of an organic acid, wherein the salt anion is selected from the group consisting of malate, polyacrylate, diphosphonate, and mixtures thereof. Free-flowing, solid salt compositions resistant to caking are also described herein, along with methods of melting ice and/or snow on a surface or inhibiting the accumulation or formation of ice and/or snow on a surface, and methods of preventing or inhibiting caking of solid inorganic salt granules.
    Type: Application
    Filed: September 4, 2013
    Publication date: March 6, 2014
    Applicant: North American Salt Company
    Inventors: Geoffrey A. Brown, Joshua M. Shipman