Patents by Inventor Jozef G. Glowka

Jozef G. Glowka 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 producing n-phosphonomethylglycine
    Patent number: 5047579
    Abstract: An improved process is disclosed for the preparation of N-phosphonomethylglycine by the oxidation of N-phosphonomethyliminodiacetic acid. In the process N-phosphonomethyliminodiacetic acid is oxidized with a peroxide to form an intermediate, N-phosphonomethyliminodiacetic acid-N-oxide, and thereafter, adding a metabisulfite compound in the presence of a molybdenum compound to convert the intermediate to N-phosphonomethylglycine.
    Type: Grant
    Filed: June 25, 1990
    Date of Patent: September 10, 1991
    Assignee: Monsanto Company
    Inventors: Jozef G. Glowka, Kai K. Lau, Henryk Krawczyk, Donald L. Fields, Jr.