Patents by Inventor Thaddeus Stephen Franczyk

Thaddeus Stephen Franczyk 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 to prepare amino carboxylic acid salts
    Patent number: 5739390
    Abstract: An improved process is discloses to prepare an amino carboxylic acid salt. According to the process an aqueous solution of an amino alcohol is contacted with an alkali metal hydroxide in the presence of an effective amount of Raney copper catalyst that has from about 10 parts per million of an element selected from the group consisting of bismuth, tin, antimony, lead, germanium and mixtures thereof.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: April 14, 1998
    Assignee: Monsanto Company
    Inventors: Thaddeus Stephen Franczyk, Yukio Kadono, Norikazu Miyagawa, Seiji Takasaki, Hiroki Wakayama