Patents by Inventor Erzsebet Radvanyi

Erzsebet Radvanyi 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).

  • Patent number: 5919796
    Abstract: Hydroximic acid derivatives possess anti-ischemic effects, and therefore, they are useful for treating ischemic states and diseases, such as myocardial ischemia (which may be induced by occlusion of coronary arteries). These derivatives include compounds of formula (I): ##STR1## wherein: X represents a halogen; Z represents an aromatic group, a pyridinyl group, a picolyl group, or a lutidyl group; and R represents an --A--N(R.sub.1)R.sub.2 group, wherein:R.sub.1 and R.sub.2 represent, independently from each other, hydrogen or an alkyl group;or R.sub.1 and R.sub.2, together with the adjacent nitrogen atom, form a 5- to 7-membered,saturated heterocyclic group optionally containing an additional nitrogen, oxygen,or sulfur atom, the heterocyclic group optionally being substituted by at least one alkyl group; andA represents a straight or branched chain alkylene group, as well as pharmaceutically acceptable acid addition salts thereof.
    Type: Grant
    Filed: November 5, 1996
    Date of Patent: July 6, 1999
    Assignee: BIOREX Kutato es Fejleszto Rt.
    Inventors: Mihaly Barabas, Ede Marvanyos, Laszlo Urogdi, Laszlo Vereczkey, Laszlo Jaszlits, Katalin Biro, Andrea Jednakovits, Erzsebet Radvanyi nee Hegedus, Istvanne Udvardy-Nagy
  • Patent number: 4486222
    Abstract: New herbicidal compounds of the formula (I) ##STR1## wherein A is oxygen or sulfur;B is O-C.sub.1 to C.sub.4 alkyl, O-C.sub.2 to C.sub.6 alkenyl, O-C.sub.6 to C.sub.10 aryl, O-C.sub.1 to C.sub.4 -alkoxy-C.sub.1 to C.sub.4 alkyl, S-C.sub.1 to C.sub.4 alkyl or dimethylamino; andX is chloro, bromo or iodo, are disclosed, as well as herbicidal compositions containing said compounds.
    Type: Grant
    Filed: February 24, 1983
    Date of Patent: December 4, 1984
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Jozsef Schwartz, Marya Hornyak nee Hamori, Janos Sagi, Katalin Marmarosi nee Kellner, Erzsebet Radvanyi nee Hegedus, Zoltan Szigeti, Edit Cseh, Klara Bujtas nee Tolgyes
  • Patent number: 4405353
    Abstract: The invention relates to carbofurane-containing plant protecting compositions. More particularly, the invention concerns insecticide compositions with improved plant growth accelerating properties, containing 1 to 50% by weight of 2,3-dihydro-2,3-dimethyl-7-benzofuranol methylcarbamate optionally along with usual amounts of additives conventionally used in the manufacture of plant protecting compositions, which comprises 50 to 99% by weight of a carrier granulate prepared by partial hydrolysis of vegetable waste matters, preferably corn-cob, corn-stalk, chopped wood or sawdust derived from broad leaved trees, rice hull, read or broaken reed, known per se.
    Type: Grant
    Filed: November 26, 1980
    Date of Patent: September 20, 1983
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Sandor Angyan, Istvan Racz, Erzsebet Radvanyi, Ferenc Kovats, Tamas Detre, Jozsef Sos
  • Patent number: 4305953
    Abstract: The invention relates to new synergistic fungicidal compositions comprising a mixture of (a) methyl 2-benzimidazolecarbamate or a precursor thereof, such as methyl 1-(butylcarbamoyl)-2-benzimidazolecarbamate and 1,2-bis(3-methoxy-carbonyl-2-thioureido)benzene and (b) 1H-.alpha.-butyl-.alpha.-phenylimidazol-1-yl-propanenitrile.
    Type: Grant
    Filed: April 25, 1980
    Date of Patent: December 15, 1981
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara RT
    Inventors: Todor Pfliegel, Erzsebet Radvanyi nee Hegedus, Gizella Hamar nee Nemes, Andras Franko, Lajos Ferenczy