Patents by Inventor Eduard Kravets

Eduard Kravets 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).

  • Process for preparation of herbicidal salts
    Patent number: 8962527
    Abstract: A process for the preparation of solid amine salts of aromatic substituted carboxylic acid herbicides by reaction of the aromatic substituted carboxylic acid herbicide with an amine comprising reacting the aromatic substituted carboxylic acid herbicide in an ether solvent with an amine to form the amine salt and collecting the amine salt of the aromatic substituted carboxylic acid herbicide as a precipitate from the ether solvent reaction mixture wherein the ether is a dialiphatic ether comprising at least one primary aliphatic group.
    Type: Grant
    Filed: May 11, 2011
    Date of Patent: February 24, 2015
    Assignee: Nufarm Australia Limited
    Inventor: Eduard Kravets
  • PROCESS FOR PREPARATION OF HERBICIDAL SALTS
    Publication number: 20130316907
    Abstract: A process for the preparation of solid amine salts of aromatic substituted carboxylic acid herbicides by reaction of the aromatic substituted carboxylic acid herbicide with an amine comprising reacting the aromatic substituted carboxylic acid herbicide in an ether solvent with an amine to form the amine salt and collecting the amine salt of the aromatic substituted carboxylic acid herbicide as a precipitate from the ether solvent reaction mixture wherein the ether is a dialiphatic ether comprising at least one primary aliphatic group.
    Type: Application
    Filed: May 11, 2011
    Publication date: November 28, 2013
    Applicant: NUFARM AUSTRALIA LIMITED
    Inventor: Eduard Kravets