Patents by Inventor Klara Reiter nee Esses

Klara Reiter nee Esses 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: 5652270
    Abstract: The invention refers to a pharmaceutical composition, a process for the preparation thereof and a novel medical use of bicycloheptane derivatives. The pharmaceutical compositions of the invention comprise a bicycloheptane derivative of the formula I ##STR1## wherein said derivative is as defined in the specification herein. The pharmaceutical compositions of the invention are suitable for the treatment of diseases and disorders that are connected with the influence on the cholecystokinin system, especially for preventing the spastic contraction of the gallbladder.
    Type: Grant
    Filed: June 17, 1996
    Date of Patent: July 29, 1997
    Assignee: Egis Gyogyszergyar RT
    Inventors: Zoltan Budai, Istvan Gacsalyi, Gabor Szenasi, Tibor Mezei, Aniko Kovacs, Gabor Blasko, Katalin Szemeredi, Gyula Simig, Lujza Petocz, Klara Reiter nee Esses
  • Patent number: 5597822
    Abstract: The invention refers to pharmaceutical compositions for the prevention and/or treatment of gastrointestinal diseases connected with infections caused by Helicobacter pylori and a method for the treatment of such diseases.The pharmaceutical composition of the invention comprises as active ingredient a cyclic ketone derivative of the formula I ##STR1## wherein and R.sup.1 mean independently hydrogen or halo;R.sup.0 stands for hydrogen or a C.sub.1-4 alkoxy group;R.sup.2 and R.sup.3 independently represent hydrogen; a straight or branched chain C.sub.1-8 alkyl optionally substituted by a dimethylamino group; a C.sub.2-6 alkenyl or a C.sub.3-7 cycloalkyl group; orR.sup.2 and R.sup.3 together with the adjacent nitrogen atom form a 6-membered heterocyclic group containing an additional nitrogen atom that may bear a phenyl group optionally substituted by a C.sub.
    Type: Grant
    Filed: May 18, 1995
    Date of Patent: January 28, 1997
    Assignee: Egis Pharmaceutical
    Inventors: Eniko Szirt nee Kislelly, Zoltan Budai, Tibor Mezei, Gabor Blasko, Klara Kazo nee Daroczi, Andras Egyed, Gabor Gigler, Marton Fekete, Klara Reiter nee Esses, Gyula Simig, Katalin Szemeredi
  • Patent number: 5523303
    Abstract: The invention relates to novel, pharmaceutically active trisubstituted cycloalkane derivatives, a process for the preparation thereof and pharmaceutical compositions comprising the same. The invention also encompasses the use of the said cycloalkane derivatives for the treatment of diseases and for the preparation of pharmaceutical compositions suitable for the treatment of diseases.The compounds according to the invention are characterized by the general formula (I), ##STR1## wherein R represents hydrogen, C.sub.1-4 alkyl or hydroxyl,R.sup.1 stands for C.sub.1-12 alkyl,R.sup.2 and R.sup.3 each represents hydrogen, C.sub.1-12 alkyl or C.sub.2-12 alkenyl, orR.sup.2 and R.sup.3 together with the adjacent nitrogen atom form a 4- to 7-membered ring optionally comprising an oxygen, sulfur or a further nitrogen atom, which latter may carry a phenyl, benzyl or C.sub.1-4 alkyl substituent,R.sup.4 and R.sup.5 each stands for hydrogen, halogen or C.sub.
    Type: Grant
    Filed: April 11, 1994
    Date of Patent: June 4, 1996
    Assignee: Egis Gyogyszergyar Rt.
    Inventors: Judit Bajnogel, Gabor Blasko, Zoltan Budai, Andras Egyed, Marton Fekete, Erika Karaffa, Tibor Mezei, Klara Reiter nee Esses, Gyula Simig, Katalin Szemeredi, Eniko Szirt nee Kiszelly
  • Patent number: 5473072
    Abstract: Process for the preparation of 8 -[4 -[4-(pyrimidine-2-yl)-piperazine-1-yl]-butyl]-8-aza-spiro[4.5]decane-7,9-d ione (buspiron) of the Formula I ##STR1## and the hydrochlorides thereof having high purity by continuously adding a solution of 8-[4-[4-(pyrimidine-2-yl)-piperazine-1-yl]-but-2 -inyl]-8-aza-spiro[4.5]decane-7,9-dione of the formula II ##STR2## formed with an inert organic solvent having a concentration of at least 40% by weight to a suspension of a hydrogenation catalyst in an inert organic solvent and optionally converting the 8-[4-[4-(pyrimidine-2-yl)-piperazine-1-yl]-butyl]-8-aza-spiro[4.5]decane-7 ,9-dione thus obtained into the hydrochloride thereof.
    Type: Grant
    Filed: July 14, 1994
    Date of Patent: December 5, 1995
    Assignee: Egis Gyogyszergyar Rt.
    Inventors: Tibor Mezei, Gabor Blasko, Zoltan Budai, Margit Csorgo, Eva Furdyga, Imre Klebovich, Laszlo Koncz, Ilona Sztruhar, Attila Mandi, Kalman Nagy, Klara Reiter nee Esses, Gyula Simig, Judit Szego, Gyongyi Vereczkey nee Donath
  • Patent number: 5254547
    Abstract: The invention relates to new thioacid amide derivatives, a process for the preparation thereof, compositions, particularly feed additives, premixes and ready-for-use fodders, comprising the same, further to a method for increasing weight gain and improving fodder utilization of domestic animals.The new thioacid amide derivatives of the general formula (I), whereinR represents hydrogen, C.sub.1-18 alkyl, C.sub.2-6 alkenyl or C.sub.2-6 alkynyl andR.sup.1 stands for hydrogen, halogen or methoxy, with the provisos thata) at least one of R and R.sup.1 is other than hydrogen;b) if R represents ethyl, R.sup.1 is other than hydrogen; andc) if R stands for methyl, R.sup.1 is other than hydrogen or methoxy,exhibit useful weight-gain increasing and fodder-utilization improving effects and can be used in animal husbandry, particularly in pig.
    Type: Grant
    Filed: December 4, 1991
    Date of Patent: October 19, 1993
    Assignee: EGIS Gyogyszergyar
    Inventors: Zoltan Budai, Tibor Mezei, Klara Reiter nee Esses, Lajos Fekete, Karoly Magyar, Attila Nagy, Laszlo Puskas
  • Patent number: 5234934
    Abstract: The invention relates to novel racemic or optically active aminopropanol derivatives of formula I ##STR1## wherein R and R.sup.1 are independently hydrogen atom, halogen atom, lower alkoxy, or together represent a methylene dioxy group,R.sup.2 and R.sup.3 together represent a chemical bond or independently stand for a hydrogen atom,R.sup.4 and R.sup.5 are independently hydrogen atom, C.sub.3-7 cycloalkyl group or straight or branched, saturated or unsaturated C.sub.1-12 alkyl group optionally substituted by one or more dialkyl-aminoalkyl, dimethoxyphenyl or phenyl groups, orR.sup.4 and R.sup.5 together with the adjacent nitrogen atom form a 4 to 7 membered ring optionally comprising an oxygen, sulfur or a further nitrogen atom, which ring is optionally substituted by a phenyl, benzyl or C.sub.1-3 alkyl group and the said substituents may carry a hydroxyl group, one or two methoxy groups, halogen atoms or trifluoromethyl groups, orR.sup.4 and R.sup.
    Type: Grant
    Filed: April 30, 1992
    Date of Patent: August 10, 1993
    Assignee: Egis Gyogyszergyar
    Inventors: Zoltan Budai, Klara Reiter nee Esses, Eniko Sziri nee Kiszelly, Gizella Zsila, Gabor Gigler, Lujza Petocz, Maria Szecsey nee Hegedus, Marton Fekete, Valeria Hoffmann, Laszlo Kapolnai
  • Patent number: 5221673
    Abstract: This invention relates to fodder compositions, particularly feed additives, premixes and ready-for-use fodders, and a method for increasing weight-gain and improving fodder utilization of dimestic animals.The compositions according to the invention comprise as active ingredient a compound of the general formula (I), ##STR1## wherein R.sup.1 represents methoxy or hydrogen andR stands for methyl; orR and R.sup.1 each denotes hydrogen; orR.sup.1 stands for hydrogen and R represents ethyl.The compounds of the general formula (I) known from the literature exhibit useful weight-gain increasing and fodder-utilization improving effects and can be used in animal husbandry.
    Type: Grant
    Filed: December 4, 1991
    Date of Patent: June 22, 1993
    Assignee: Egis Gyogyszergyar
    Inventors: Zoltan Budai, Tibor Mezei, Klara Reiter nee Esses, Lajos Fekete, Karoly Magyar, Attila Nagy, Laszlo Puskas
  • Patent number: 5135928
    Abstract: This invention relates to novel triazolo derivatives, a process for the preparation thereof, pharmaceutical compositions comprising the same, to the use of the said triazolo derivatives for the treatment of diseases and also for the preparation of pharmaceutical compositions suitable for the treatment of the said diseases.The new triazolo derivatives of the general formulae (Ia) and (Ib), ##STR1## wherein Q represents hydrogen or a heterocyclic group optionally bearing one or more C.sub.1-4 alkyl substituent(s); or a group of the formula SR.sup.1, whereinR.sup.1 stands for straight or branched chained C.sub.1-4 alkyl or phenyl-(C.sub.1-4 alkyl); or q represents a group of the formula NR.sup.2 R.sup.3, whereinR.sup.2 and R.sup.3 each represent hydrogen, straight or branched chain C.sub.1-12 alkyl, C.sub.2-6 alkenyl or phenyl-(C.sub.1-4 alkyl);R.sup.4 and R.sup.7 each represent hydrogen, C.sub.1-6 alkyl or phenyl-(C.sub.1-4 alkyl) optionally bearing one or more halogen substituent(s);R.sup.5 and R.sup.
    Type: Grant
    Filed: October 25, 1990
    Date of Patent: August 4, 1992
    Assignee: Egis Gyogyszergyar
    Inventors: Jozsef Reiter, Jozsef Barkoczy, Lujza Petocz, Frigyes Gorgenyi, Marton Fekete, Eniko Szirt nee Kiszelly, Gabor Gigler, Istvan Gacsalyi, Istvan Gyertyan, Klara Reiter nee Esses
  • Patent number: 5130487
    Abstract: The invention relates to novel racemic or optically active aminopropanol derivatives of formula I ##STR1## wherein R and R.sup.1 are independently hydrogen atom, halogen atom, lower alkoxy, or together represent a methylene dioxy group,R.sup.2 and R.sup.3 together represent a chemical bond or independently stand for a hydrogen atom,R.sup.4 and R.sup.5 are independently hydrogen atom, C.sub.3-7 cycloalkyl group or straight or branched, saturated or unsaturated C.sub.1-12 alkyl group optionally substituted by one or more dialkylaminoalkyl, dimethoxyphenyl or phenyl groups, orR.sup.4 and R.sup.5 together with the adjacent nitrogen atom form a 4 to 7 membered ring optionally comprising an oxygen, sulfur or a further nitrogen atom, which ring is optionally substituted by a phenyl, benzyl or C.sub.1-3 alkyl group and the said substituents may carry a hydroxyl group, one or two methoxy groups, halogen atoms or trifluoromethyl groups, orR.sup.4 and R.sup.
    Type: Grant
    Filed: August 27, 1991
    Date of Patent: July 14, 1992
    Assignee: EGIS Gyogyszergyar
    Inventors: Zoltan Budai, Tibor Mezei, Klara Reiter nee Esses, Eniko Sziri neKiszelly, Gizella Zsila, Gabor Gigler, Lujza Petocz, Maria Szecsey nee Hegedus, Marton Fekete, Valeria Hoffmann, Laszlo Kapolnai
  • Patent number: 5064826
    Abstract: This invention relates to novel triazolopyrimidine derivatives of formulae (Ia) and (Ib), ##STR1## wherein Q represents hydrogen, a heterocyclic group optionally substituted by a C.sub.1-4 alkyl group and containing one or more oxygen and/or nitrogen atoms or a group of formula--SR.sup.1 wherein R.sup.1 is alkyl or aralkyl, or a group of formula--NR.sup.2 R.sup.3 wherein R.sup.2 and R.sup.3 are independently hydrogen, alkyl, alkenyl, cycloalkyl, aralkyl, aryl or a heterocyclic group,m and n are independently 0, 1, 2, 3 or 4, with the provision that if m stands for 0, then n is different from 0, and if both n and m are 1 or m stands for 0 and n is 2, the Q is different from methylthio or morpholino group, their mixtures or pharmaceutically acceptable salts. Furthermore, the invention relates to a process for preparing these compounds.The compounds of formulae (Ia) and (Ib) are able to inhibit the ptosis caused by tetrabenazine and they have analgetic activity.
    Type: Grant
    Filed: March 2, 1990
    Date of Patent: November 12, 1991
    Inventors: Klara Reiter nee Esses, Jozsef Reiter, Zoltan Budai, Endre Rivo, Peter Trinka, Lujza Petocz, Gabor Gigler, Istvan Gyertyan, Istvan Gacsalyi
  • Patent number: 4939142
    Abstract: The new compounds of the general Formula I ##STR1## (wherein A stands for a C.sub.2-4 straight or branched chain alkylene group;R.sup.1 and R.sup.2 may be same or different and each stands for hydrogen, halogen, lower alkyl or lower alkoxy; orR.sup.1 and R.sup.2 together form a methylenedioxy group;R.sup.3 and R.sup.4 may be the same or different and each stands for C.sub.1.ident. alkyl or C.sub.3.notident. cycloalkyl orR.sup.3 and R.sup.4 together with the nitrogen atom, they are attached to, form a 4-7 membered ring which may contain as additional ring member an oxygen or sulfur atom or a further nitrogen atom and the latter nitrogen atom may optionally bear a C.sub.
    Type: Grant
    Filed: January 26, 1989
    Date of Patent: July 3, 1990
    Assignee: EGIS Gyogyszergyar
    Inventors: Zoltan Budai, Lujza Petocz, Tibor Mezei, Eniko Szirt nee Kiszelly, Maria Szecsey nee Hegedus, Gabor Gigler, Klara Reiter nee Esses, Aranka Lay nee Konya, Eva Furdyga, Istvan Gertyan, Istvan Gacsalyi