Patents by Inventor Jamos Gundel

Jamos Gundel 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).

  • Quinoxaline-1,4-dioxide fodder suppliments
    Patent number: 4409219
    Abstract: The invention relates to new quinoxaline-1,4-derivatives of the general formula (I) and biologically acceptable salts thereof, ##STR1## wherein Q is a hydrogen atom or a methyl group,R.sub.1 represents a hydrogen atom, a cyano, lower alkanoyl or nitro group or a halogen atom,R.sub.2 stands for cyano, lower alkanoyl, or a group of the general formula --COOR.sub.3, --CONR.sub.4 R.sub.5 or --CO--NH--NR.sub.4 R.sub.5, andR.sub.3 represents a hydrogen atom or a C.sub.1-18 alkyl, C.sub.6-12 aryl or C.sub.6-10 aryl-(C.sub.1-14 alkyl) group optionally substituted by a halogen atom or a hydroxy group, whereby the aromatic ring of the said groups may optionally contain 1-3 identical or different substituents selected from the group consisting of lower alkyl or alkoxy, amino, nitro, halogen and/or hydroxy,R.sub.4 is a hydrogen atom or a C.sub.1-18 alkyl, a lower alkenyl, a lower alkynyl, a lower cycloalkyl, C.sub.6-10 aryl, C.sub.6-10 aryl-(C.sub.
    Type: Grant
    Filed: May 22, 1981
    Date of Patent: October 11, 1983
    Assignee: Egyt Gyogyszervegyeszeti Gyar
    Inventors: Pal Benko, Daniel Bozsing, Jamos Gundel, Karoly Magyar