Patents by Inventor Peter Kotay Nagy

Peter Kotay Nagy 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: 7951798
    Abstract: The present invention relates to new crystalline forms I, II and III of 2-methyl-4-(4-methylpiperazin-1-yl)-10H-thieno[2,3-b][1,5]-benzodiazepine hydrochloride, a process for the preparation thereof and pharmaceutical compositions containing the same. Said new polymorphic forms are useful as active ingredients for the treatment of psychotic conditions.
    Type: Grant
    Filed: April 22, 2004
    Date of Patent: May 31, 2011
    Assignee: Egis Hyogyszergyar Nyrt.
    Inventors: János Pethö, József Barkóczy, Péter Kótay Nagy, Gyula Simig, Zsuzsa Szent-Királlyi
  • Patent number: 7396931
    Abstract: The present invention relates to a new method of preparation of the polymorph form 1 of methyl (S)-(+)-(2-chlorophenyl)-2-(6,7-dihydro-4H-thieno[3,2-c]pyridine-5-yl-acetate hydrogensulfate of the formula (I)
    Type: Grant
    Filed: June 30, 2004
    Date of Patent: July 8, 2008
    Assignee: Egis Gyógyszergyár Rt.
    Inventors: Péter Kótay Nagy, Gyula Simig, József Barkóczy, Tamás Gregor, Béla Farkas, Györgyi Vereczkeyné Donáth, Kálmán Nagy, Gyuláné Körtvélyessy, Zsuzsanna Szent-Királlyi
  • Publication number: 20070142637
    Abstract: The present invention relates to a new method of preparation of the polymorph form 1 of methyl (S)-(+)-(2-chlorophenyl)-2-(6,7-dihydro4H-thieno[3,2-c]pyridine-5-yl-acetate hydrogensulfate of the formula (I).
    Type: Application
    Filed: June 30, 2004
    Publication date: June 21, 2007
    Applicant: EGIS GYOGYSZERGYAR RT.
    Inventors: Gyorgyi Vereczkeyne Donath, Kalman Nagy, Gyulane Kortvelyessy, Zsuzsanna Szent-Kirallyi, Peter Kotay Nagy, Gyula Simig, Jozsef Barkoczy, Tamas Gregor, Bela Farkas
  • Publication number: 20070117837
    Abstract: The present invention relates to a new method of preparation of the polymorph form 1 of methyl (S)-(+)-(2-chlorophenyl)-2-(6,7-dihydro-4H-thieno[3,2-c]pyridine-5-yl-acetate hydrogensulfate of the formula (I).
    Type: Application
    Filed: June 30, 2004
    Publication date: May 24, 2007
    Applicant: EGIS GYOGYSZERGYAR RT.
    Inventors: Peter Kotay Nagy, Gyula Simig, Jozsef Barkoczy, Tamas Gregor, Bela Farkas, Gyorgyi Vereczekeyne Donath, Kalman Nagy, Gyulane Kortvelyessy, Zsuzsanna Szent-Kirallyi
  • Patent number: 7186848
    Abstract: The invention relates to new crystalline forms I and II of (4R-cis)-6-[2-[3-phenyl-4-(phenyl-carbamoyl)-2-(4-fluoro-phenyl)-5-(1- methyl-ethyl)-pyrrol-1-yl]-ethyl]-2,2-dimethyl-[1,3]dioxane-4-yl-acetic acid-tertiary butyl ester of the Formula (I) and a process for the preparation thereof.
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: March 6, 2007
    Assignee: EGIS Gyogyszergyar Rt.
    Inventors: Jozsef Barkoczy, Gyula Simig, Zoltan Greff, Peter Kotay Nagy, Zsuzsa Szent Kirallyi, Ferenc Bartha, Györgyi Vereczkeyne Donath, Kalman Nagy
  • Patent number: 7183283
    Abstract: The invention relates to new piperidinyl-alkylamino-pyridazinone derivatives of the general Formula (I) (wherein R is hydrogen or C1-4-alkyl; one of X and Y stands for hydrogen and the other represents a group of the general Formula (II) Hal stands for halogen; and n is 1 or 2) and pharmaceutically acceptable acid addition salts thereof a process for the preparation thereof and pharmaceutical compositions comprising said compounds.
    Type: Grant
    Filed: December 28, 2002
    Date of Patent: February 27, 2007
    Assignee: Egis Gyogyszergyar RT.
    Inventors: József Barkóczy, István Gacsályi, László Gábor Hársing, Péter Kótay Nagy, György Lévay, Éva Schmidt, Gyula Simig
  • Publication number: 20070004706
    Abstract: The present invention relates to new crystalline forms I, II and III of 2-methyl-4-(4-methylpiperazin-1-yl)-10H-thieno[2,3-b][1,5]-benzodiazepine hydrochloride, a process for the preparation thereof and pharmaceutical compositions containing the same. Said new polymorphic forms are useful as active ingredients for the treatment of psychotic conditions.
    Type: Application
    Filed: April 22, 2004
    Publication date: January 4, 2007
    Inventors: János Petho, Jozsef Barkoczy, Peter Kotay Nagy, Gyula Simig, Zsuzsa Szent-Kirallyi
  • Publication number: 20060211703
    Abstract: The compounds of the general Formula I, wherein R1 stands for hydrogen or lower alkyl; one of symbols X and Y stands for hydrogen or halogen and the other represents a group of the general Formula II, R2 is hydrogen or lower alkyl; n is 1, 2 or 3; R3 is hydrogen, lower alkyl or aryl-lower alkyl; Z is -0-; or R3 and Z together with the intermediate atoms form piperazino ring; Q and W independently from each other stands for —CH? or —N?; and R4, R5 and R6 can be the same or different and stand for hydrogen, halogen, trifluoromethyl or lower alkoxy; or R4 and R5 together form an ethylenedioxy group) and pharmaceutically acceptable salts thereof can be used for the treatment or prophylaxis of malfunctions of memory and/or cognitive decline or prevention of decline of learning abilities.
    Type: Application
    Filed: November 13, 2003
    Publication date: September 21, 2006
    Inventors: Gyorgy Levay, Istvan Gacsalyi, Bernadett Marko, Eva Schmidt, Andras Egyed, Hajnalka Kompagne, Csilla Leveleki, Aniko Miklosne Koivacs, Gabor Szenasi, Janos Wellmann, Laszlo Harsing, Jozsef Barkoczy, Gyula Simig, Peter Kotay Nagy
  • Patent number: 7098210
    Abstract: The invention refers to novel 2H-pyridazine-3-one derivatives of the formula I, pharmaceutical compositions containing the same and a process for the preparation of the active ingredient. The novel compounds possess neuroleptic effect and can be used, primarily, for the treatment of schizophrenia. In formula I, R stands for a hydrogen atom or a C1-4, alkyl group, X and Y represent, independently, a hydrogen atom, a halogen atom or a group of the formula II, with the proviso that one of X and Y means always a group of the formula II, and then the other one stands for a hydrogen atom or a halogen atom, wherein in formula II n has a value of 1 or 2.
    Type: Grant
    Filed: July 24, 2002
    Date of Patent: August 29, 2006
    Assignee: Egis Gyógyszergyár Rt.
    Inventors: József Barkóczy, Péter Kótay Nagy, Gyula Simig, György Lévay, István Gacsályi, András Egyed, Judit Ráczné Bajnógel, Katalin Pallagi, Éva Schmidt, Gábor Szénási, Anikó Miklósné Kovács, János Wellmann
  • Publication number: 20050215560
    Abstract: The invention relates to new piperidinyl-alkylamino-pyridazinone derivatives of the general Formula (I) (wherein R is hydrogen or C1-4-alkyl; one of X and Y stands for hydrogen and the other represents a group of the general Formula (II) Hal stands for halogen; and n is 1 or 2) and pharmaceutically acceptable acid addition salts thereof a process for the preparation thereof and pharmaceutical compositions comprising said compounds. The compounds of the general Formula I exhibit anxiolytic effect and are useful in the treatment of anxiety.
    Type: Application
    Filed: December 28, 2002
    Publication date: September 29, 2005
    Inventors: Jozsef Barkoczy, Istvan Gacsalyi, Laszlo Harsing, Peter Kotay Nagy, Gyorgy Levay, Iva Schmidt
  • Patent number: 6930110
    Abstract: The invention relates to substituted alkylaminopyridazinone derivatives of the general Formula (I), (wherein R1 is hydrogen or alkyl having 1-4 carbon atoms; one of X and Y stands for hydrogen or halogen and the other represents a group of the general Formula (II), R2 is hydrogen or alkyl having 1-4 carbon atoms; n is 1, 2 or 3; R3 stands for hydrogen, alkyl having 1-4 carbon atoms or aryl-(C1-4 alkyl); Z stands for oxygen; or R3 and Z together with the groups placed between them form a piperazine ring; and R4 stands for hydrogen, halogen, trifluoromethyl or alkoxy having 1-4 carbon atoms) and pharmaceutically acceptable acid addition salts thereof. The invention compounds are useful in the treatment of anxiolytic conditions and cognitive disorders.
    Type: Grant
    Filed: September 26, 2002
    Date of Patent: August 16, 2005
    Assignee: Egis Gyogyszergyar Rt.
    Inventors: József Barkóczy, András Egyed, István Gacsályi, László Hársing, Hajnalka Kompagne, Péter Kótay Nagy, György Lévay, Csilla Leveleki, Bernadett Martonné Markó, Anikó Miklósné Kovács, Éva Schmidt, Gyula Simig, Gábor Szénási, János Wellmann
  • Publication number: 20050043314
    Abstract: New substituted alkylaminopyridazinone derivatives of the general Formula (I), (wherein R1 is hydrogen or alkyl having 1-4 carbon atoms; X is hydrogen or halogen; R2 is hydrogen or alkyl having 1-4 carbon atoms; n is 1, 2 or 3; Q and W independently from each other stand for —N? or —CH?; and R4 and R5 independently from each other represent hydrogen, halogen, trifluoromethyl or alkoxy having 1-4 carbon atoms) and pharmaceutically acceptable acid addition salts thereof possess useful anxiolytic and cognition enhancing properties.
    Type: Application
    Filed: September 26, 2002
    Publication date: February 24, 2005
    Inventors: Jozsef Barkoczy, Andras Egyed, Istvan Gacsalyi, Laszlo Harsing, Hajnalka Kompagne, Peter Kotay Nagy, Gyorgy Levay, Csilla Leveleki, Bernadett Martonne Marko, Aniko Miklosne Kovacs, Eva Schmidt, Gyula Simig, Gabor Szenasi, Janos Wellmann
  • Publication number: 20040266772
    Abstract: The invention relates to the new crystalline form I 5-chloro-4-[3-[N-[2-(3,4-dimethoxy-phenyl)-ethyl]-N-methylamino]-propylamino]-3-[2H]-pyridazinone fumarate, a process for the preparation thereof, pharmaceutical compositions containing the same and the use of said new polymorph for the treatment of arrhythmia.
    Type: Application
    Filed: April 23, 2004
    Publication date: December 30, 2004
    Inventors: Jozsef Barkoczy, Peter Kotay Nagy, Gyula Simig, Zsuzsa Szent-Kirallyi
  • Publication number: 20040249168
    Abstract: The invention relates to new crystalline forms I and II of (4R-cis)-6-[2-[3-phenyl-4-(phenyl-carbamoyl)-2-(4-fluoro-phenyl)-5-(1-methyl-ethyl)-pyrrol-1-yl]-ethyl]-2,2-dimethyl-[1,3]dioxane-4-yl-acetic acid-tertiary butyl ester of the Formula (I) and a process for the preparation thereof. The new polymorphs of the present invention are useful pharmaceutical intermediates which can be used in the preparation of the hydroxymethyl-glutaryl coenzyme (HMG-COA) reducing enzyme inhibitor having the INN (International Non-proprietory Name) atorvastatin.
    Type: Application
    Filed: June 2, 2004
    Publication date: December 9, 2004
    Inventors: Jozsef Barkoczy, Gyula Simig, Zoltan Greff, Peter Kotay Nagy, Zsuzsa Szent Kirallyi, Ferenc Bartha, Gyorgyi Vereczkeyne Donath, Kalman Nagy
  • Publication number: 20040242873
    Abstract: The invention relates to new substituted alkylaminopyridazinone derivatives of the general Formula (I), (wherein R1 is hydrogen or alkyl having 1-4 carbon atoms; one of X and Y stands for hydrogen or halogen and the other represents a group of the general Formula (II), R2 is hydrogen or alkyl having 1-4 carbon atoms; n is 1, 2 or 3; R3 stands for hydrogen, alkyl having 1-4 carbon atoms or aryl-(C1-4 alkyl); Z stands for oxygen; or R3 and Z together with the groups placed between them form a piperazine ring; and R4 stands for hydrogen, halogen, trifluoromethyl or alkoxy having 1-4 carbon atoms) and pharmaceutically acceptable acid addition salts thereof. The invention compounds are useful in the treatment of anxiolytic conditions and cognitive disorders.
    Type: Application
    Filed: June 28, 2004
    Publication date: December 2, 2004
    Inventors: Jozsef Barkoczy, Andras Egyed, Istvan Gacsalyi, Laszlo Harsing, Hajnalka Kompagne, Peter Kotay Nagy, Gyorgy Levay, Csilla Leveleki, Bernadett Martonne Marko, Aniko Miklosne Kovacs, Eva Schmidt, Gyula Simig, Gabor Szenasi, Janos Wellmann
  • Patent number: 6800758
    Abstract: The invention relates to novel processes for the preparation of 5-chloro-4-{3-[N-[2-(3,4-dimethoxyphenyl)-ethyl]-N-methylamino]-propylamino-3(2H) pyridazinone of formula (I) and the pharmaceutically acceptable acid addition salts thereof. An important feature of the invention is using 3,4,5-trichloropyridazone as starting substance of the synthesis.
    Type: Grant
    Filed: February 9, 2001
    Date of Patent: October 5, 2004
    Assignee: Egis Gyogyszergyar Rt.
    Inventors: Peter Kótay Nagy, Gyula Simig, József Barkóczy, Ilona Sztruhár, László Balázs, Imre Domán, Zoltán Greff, Zoltán Rátkai, Peter Seres, Támas Karancsi
  • Publication number: 20040171619
    Abstract: The invention refers to novel 2H-pyridazine-3-one derivatives of the formula I, pharmaceutical compositions containing the same and a process for the preparation of the active ingredient. The novel compounds possess neuroleptic effect and can be used, primarily, for the treatment of schizophrenia. In formula I, R stands for a hydrogen atom or a C1-4, alkyl group, X and Y represent, independently, a hydrogen atom, a halogen atom or a group of the formula II, with the proviso that one of X and Y means always a group of the formula II, and then the other one stands for a hydrogen atom or a halogen atom, wherein in formula II n has a value of 1 or 2.
    Type: Application
    Filed: April 23, 2004
    Publication date: September 2, 2004
    Inventors: Jozsef Barkoczy, Peter Kotay Nagy, Gyula Simig, Gyorgy Levay, Istvan Gacsalyi, Andras Egyed, Judit Raczne Bajnogel, Katalin Pallagi, Eva Schmidt, Gabor Szenasi, Aniko Miklosne Kovacs, Janos Wellmann
  • Publication number: 20040063969
    Abstract: A process is disclosed for the preparation of amorphous atorvastatin calcium which comprises dissolving crude atorvastatin calcium in a lower alkanol containing 2 to 4 carbon atoms or a mixture of such alkanols under heating and, after cooling, isolating the precipitated amorphous atorvastatin calcium.
    Type: Application
    Filed: October 20, 2003
    Publication date: April 1, 2004
    Applicant: EGIS GYOGYSZERGYAR RT.
    Inventors: Zoltan Greff, Peter Kotay Nagy, Jozsef Barkoczy, Gyula Simig, Laszlo Balazs, Imre Doman, Zoltan Ratkai, Peter Seres, Zsuzsa Szent Kirallyi, Ferenc Barta, Gyorgyi Vereczkeyne Donath, Kalman Nagy
  • Patent number: 6646133
    Abstract: The invention relates to a process for the preparation of amorphous atorvastatin calcium by recrystallization of crude atorvastatin from an organic solvent which comprises dissolving crude amorphous atorvastatin calcium in a lower alkanol containing 2-4 carbon atoms or a mixture of such alkanols under heating and isolating the amorphous atorvastatin calcium precipitated after cooling. The atorvastatin calcium obtained is a known valuable agent useful in treating hyperlipidemia and hypercholestrolemia.
    Type: Grant
    Filed: July 3, 2002
    Date of Patent: November 11, 2003
    Assignee: Egis Gyogyszergyar Rt.
    Inventors: Zoltan Greff, Peter Kotay Nagy, Jozsef Barkoczy, Gyula Simig, Laszlo Balazs, Imre Doman, Zoltan Ratkai, Peter Seres, Zsuzsa Szent Kirallyi, Ferenc Barta, Gyorgyi Vereczkeyne Donath, Kalman Nagy
  • Patent number: 6562810
    Abstract: The disclosure relates to a novel 8-substituted-9H-1,3-dioxolo-[4,5-h][2,3]benzodiazepine compound of formula I and pharmaceutically acceptable quaternary ammonium salts thereof, a process for preparing the same, a pharmaceutical composition containing a 8-substituted-9H-1,3-dioxolo-[4,5-h][2,3]benzodiazepine compound, and a method of treatment using the pharmaceutical composition. A complete description of the compound of formula I is found in the specification. The compounds of the general formula I possess unique competitive AMPA/kainite antagonist properties making them useful in the treatment of diseases where inhibition of the AMPA/kainite receptors may a favorable effect.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: May 13, 2003
    Assignee: Egis Gyogyszergyar RT.
    Inventors: László Balázs, József Barkóczy, Imre Domán, András Egyed, Istvän Gacsályi, Gábor Gigler, Zoltán Greff, István Gyertyán, Péter Kótay Nagy, Attila Kovács, György Lávay, Zoltán Rátkai, Péter Seres, Gyula Simig, Annamária Simó, Tamás Szabados, Géza Szabó, Károly Tihanyi, Miklós Végh, Géza Schneider, Judit Cselenyák