Patents by Inventor Bela Kanyar

Bela Kanyar 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).

  • 1,4,10,13-tetraoxa-7,16-diazacyclooctadecane derivatives, pharmaceutical compositions containing them and their use for the removal of toxic metal ions and radioactive isotopes from living organism
    Patent number: 5440031
    Abstract: The invention relates to partially novel metal complexes, salts and double salts of 1,4,10,13-tetraoxa-7,16-diazacyclooctadecane compounds of the formula (I), ##STR1## wherein Q.sup.1 and Q.sup.2 mean hydrogen or a group of the formula (III), ##STR2## in the groups of the formula (III) the R subtituents independently represent hydrogen, a C.sub.1-5 straight or branched chain alkyl group, a C.sub.2-5 straight or branched chain alkenyl group, phenyl or phenyl-C.sub.1-5 alkyl group, the two latter ones optionally being substituted on their aromatic part by one or more halogen(s), C.sub.1-5 alkyl, C.sub.1-5 alkoxy, cyano or nitro group(s), with the proviso that at least one of Q.sup.1 and Q.sup.
    Type: Grant
    Filed: August 6, 1993
    Date of Patent: August 8, 1995
    Assignees: Orszagos "Frederic Joliot-Curie" Sugar-biologiai es Sugaregeszsegugyi Kutato Intezet, Kossuth Lajos Tudomanyegyetem
    Inventors: Laszlo Varga, Laszlo B. Sztanyik, Bela Kanyar, Odon Kiraly, Erno Brucher, Jozsef Emri, Bela Gyori, Zoltan Kovacs