Patents by Inventor Frantisek Mares

Frantisek Mares 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 caprolactam from 6-aminocaproic acid
    Patent number: 3988319
    Abstract: Caprolactam is obtained in high yield and in short reaction time by completely dissolving 6-aminocaproic acid in methanol or ethanol and heating the solution at 170.degree.-200.degree. C.
    Type: Grant
    Filed: September 16, 1974
    Date of Patent: October 26, 1976
    Assignee: Allied Chemical Corporation
    Inventor: Frantisek Mares