Patents by Inventor Steven T. Booth

Steven T. Booth 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 preparing N-phenylpyrazole-1-carboxamides
    Patent number: 12234217
    Abstract: A method is disclosed for preparing compounds of Formula 1 by combining compounds of Formulae 2 and 3 and a sulfonyl chloride in a continuous process.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: February 25, 2025
    Assignees: FMC CORPORATION, FMC AGRO SINGAPORE PTE. LTD.
    Inventor: Steven T. Booth
  • IMPROVED CHLORANTRANILIPROLE PROCESS THROUGH USE OF A CRYSTAL INTERMEDIATE
    Publication number: 20230286939
    Abstract: Disclosed are three-component crystals comprising compounds of Formula II, compounds of Formula III and an amine base in an equimolar ratio (1:1:1). Also disclosed are methods for preparing the three-component crystals comprising compounds of Formula II, compounds of Formula III and an amine base in an equimolar ratio (1:1:1). Further disclosed are methods for the preparation of chlorantraniliprole using the three-component crystals of the disclosure.
    Type: Application
    Filed: July 22, 2021
    Publication date: September 14, 2023
    Inventors: Kåre SØNDERGAARD, Kim LUNDKVIST, Jack K. VINTHER, Matthew Richard OBERHOLZER, Erin Gallagher DEMKO, Steven T. BOOTH
  • METHOD FOR PREPARING N-PHENYLPYRAZOLE-1-CARBOXAMIDES
    Publication number: 20220056007
    Abstract: A method is disclosed for preparing compounds of Formula 1 by combining compounds of Formulae 2 and 3 and a sulfonyl chloride in a continuous process.
    Type: Application
    Filed: November 22, 2019
    Publication date: February 24, 2022
    Inventor: Steven T. BOOTH
  • Aminocarboxylate powders with improved purity and flowability properties
    Patent number: 9012684
    Abstract: Provided is a method for preparing stable free flowing solid aminocarboxylate chelants by adding to a chelant that contains residual alkaline metal hydroxide a free or partially neutralized carboxylic acid such that the free or partially neutralized acid neutralizes at least a portion of the alkaline metal hydroxide; and isolating therefrom the free-flowing solid chelant.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: April 21, 2015
    Inventors: J. Weldon Moore, Jr., Steven T. Booth, Ray O. Leenhouts
  • AMINOCARBOXYLATE POWDERS WITH IMPROVED PURITY AND FLOWABILITY PROPERTIES
    Publication number: 20110288332
    Abstract: Provided is a method for preparing stable free flowing solid aminocarboxylate chelants by adding to a chelant that contains residual alkaline metal hydroxide a free or partially neutralized carboxylic acid such that the free or partially neutralized acid neutralizes at least a portion of the alkaline metal hydroxide; and isolating therefrom the free-flowing solid chelant.
    Type: Application
    Filed: May 18, 2011
    Publication date: November 24, 2011
    Inventors: J. W. Moore, JR., Steven T. Booth, Ray O. Leenhouts