Patents by Inventor Béla MÁTRA VÖLGYI

Béla MÁTRA VÖLGYI 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 the Separation of Optical Isomers of Racemic 3-Alkylpiperidine-Carboxylic Acid Ethyl Esters
    Publication number: 20200131126
    Abstract: The subject-matter of the invention is process for the separation of optical isomers of racemic 3-alk-3-carboxylic acid ethyl esters of formula rac-I with the resolving agent (II) (?)-2,3:4,5-di-O-izopropylidene-2-keto-L-gulonic acid (hereinafter: diacetone-L-ketogulonic acid).
    Type: Application
    Filed: March 12, 2018
    Publication date: April 30, 2020
    Inventors: Ferenc FAIGL, Béla MÁTRA VÖLGYI, Ágnes MIZSÁK