Patents by Inventor Istvan Vago
Istvan Vago 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).
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Publication number: 20240067637Abstract: The present invention provides compounds of formula (I) and/or salts thereof and/or biologically active metabolites thereof and/or prodrugs thereof and/or solvates thereof and/or hydrates thereof and/or polymorphs thereof having affinity and selectivity for the gamma-aminobutyric acid A receptor subunit alpha 5 and act as GABAA ?5 positive allosteric modulators, thereby useful in the treatment or prevention of diseases related to the GABAA ?5 receptor, process for the preparation and intermediates of the preparation process thereof, pharmaceutical compositions comprising them alone or in combination with one or more other active ingredients and their use as medicaments.Type: ApplicationFiled: March 25, 2021Publication date: February 29, 2024Inventors: György SZABÓ, Attila POTOR, István VÁGÓ, György István TÚRÓS, Olivér ÉLIÁS, Gábor László KAPUS
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Patent number: 8569496Abstract: The invention relates to novel trans N-{4-{2-[4-(2,3-dichlorophenyl)-piperazine-1-il]-ethyl}-cyclohexylamine dihydrochloride monohydrate and a process for the preparation of the trans N-{4-{2-[4-(2,3-dichlorophenyl)-piperazine-1-il]-ethyl}-cyclohexylamine dihydrochloride monohydrate, said process comprising the steps a) reacting trans 2-{1-[4-(N-tert-butoxycarbonyl)amino]-cyclohexyl}-acetic acid ester with sodium borohydride and aluminum trichloride to give trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]-cyclohexyl}-ethanol; b) reacting trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]cyclohexyl}-ethanol obtained with methanesulfonic acid chloride in the presence of an acid binding agent to give trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]-cyclohexyl}-ethyl methanesulfonate; c) reacting trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]-cyclohexyl}-ethyl methanesulfonate obtained with 2,3-dichlorophenyl-piperazine in the presence of an acid binding agent to give trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]-cyclohexyl}-carbType: GrantFiled: December 17, 2009Date of Patent: October 29, 2013Assignee: Richter Gedeon Nyrt.Inventors: Laszlo Czibula, Eva Againe Csongor, Katalin Nogradi, Balint Juhasz, Ferenc Sebok, Janos Galambos, Istvan Vago
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Publication number: 20130217702Abstract: The present invention relates to the indole derivatives of formula (I), wherein R1-R6 and X are defined in the claims and optical antipodes or racemates and/or salts thereof which are selective antagonists of bradykinin B1 to process for producing these compounds, pharmacological compositions containing them and to their use in therapy or prevention of painful and inflammatory conditions.Type: ApplicationFiled: November 4, 2011Publication date: August 22, 2013Inventors: Gyula Beke, Gyula Attila Bényei, István Borza, Éva Bozó, Sándor Farkas, Katalin Hornok, Andrea Papp, István Vágó, Mónika Vastag
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Patent number: 8481527Abstract: The present invention relates to new phenylsulfamoyl benzamide derivatives of formula (I) wherein R1-R5 and Z are as defined in the claims, and optical antipodes or racemates and/or salts and/or hydrates and/or solvates thereof, which are selective antagonists of bradykinin B1, to processes for producing these compounds, to pharmacological compositions containing them and to their use in therapy or prevention of painful and inflammatory conditions.Type: GrantFiled: October 27, 2007Date of Patent: July 9, 2013Assignee: Richter Gedeon Nyrt.Inventors: Istvan Vago, Gyula Beke, Eva Bozo, Sandor Farkas, Katalin Hornok, Gyorgy Keseru, Eva Schmidt, Eva Szentirmay, Monika Vastag
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Publication number: 20130029991Abstract: The present invention relates to new sulfonamide derivatives of formula (I) wherein R1-R8 and Z are as defined in the claims, and optical antipodes or racemates and/or salts and/or hydrates and/or solvates thereof, which are selective antagonists of bradykinin B1, to processes for producing these same compounds, pharmacological compositions containing them and to their use in therapy or prevention of painful and inflammatory conditions.Type: ApplicationFiled: August 1, 2012Publication date: January 31, 2013Inventors: Gyula Beke, Eva Bozo, Sandor Farkas, Katalin Hornok, Gyorgy Keseru, Eva Schmidt, Eva Szentirmay, Istvan Vago, Monika Vastag
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Publication number: 20120295910Abstract: The present invention relates to new sulfonamide derivatives of formula (I), wherein R1-R8 and Z are as defined in the claims, and optical antipodes or racemates and/or salts and/or hydrates and/or solvates thereof, which are selective antagonists of bradykinin B1, to processes for producing these same compounds, pharmacological compositions containing them and to their use in therapy or prevention of painful and inflammatory conditions.Type: ApplicationFiled: August 1, 2012Publication date: November 22, 2012Inventors: Gyula Beke, Eva Bozo, Sandor Farkas, Katalin Hornok, Gyorgy Keseru, Eva Schmidt, Eva Szentirmay, Istvan Vago, Monika Vastag
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Publication number: 20110275816Abstract: The invention relates to novel trans N-{4-{2-[4-(2, 3-dichlorophenyl)-piperazine-1-il]-ethyl}-cyclohexylamine dihydrochloride monohydrate and a process for the preparation of the trans N-{4-{2-[4-(2,3-dichlorophenyl)-piperazine-1-il]-ethyl}-cyclohexylamine dihydrochloride monohydrate, said process comprising the steps a) reacting trans 2-{1-[4-(N-tert-butoxycarbonyl) amino]-cyclohexyl}-acetic acid ester with sodium borohydride and aluminium trichloride to give trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]-cyclohexyl}-ethanol; b) reacting trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]cyclohexyl}-ethanol obtained with methanesulfonic acid chloride in the presence of an acid binding agent to give trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]-cyclohexyl}-ethyl methanesulfonate; c) reacting trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]-cyclohexyl}-ethyl methanesulfonate obtained with 2,3-dichlorophenyl-piperazine in the presence of an acid binding agent to give trans 2-{1-[4-(N-tert-butoxycarbonyl)-amino]-cyclohexylType: ApplicationFiled: December 17, 2009Publication date: November 10, 2011Inventors: Laszlo Czibula, Eva Againe Csongor, Katalin Nogradi, Balint Juhasz, Ferenc Sebok, Janos Galambos, Istvan Vago
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Patent number: 8034827Abstract: The present invention relates to new phenanthridine derivatives of formula (I), wherein the variables are as defined in the specification, to processes for producing the same, to pharmacological compositions containing the same and to their use in therapy or prevention of painful and inflammatory processes.Type: GrantFiled: December 19, 2006Date of Patent: October 11, 2011Assignee: Richter Gegeon Nyrt.Inventors: Gyula Beke, Eva Bozo, Gabor Czira, Janos Eles, Sandor Farkas, Katalin Hornok, Eva Schmidt, Eva Szentirmay, Istvan Vago, Monika Vastag
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Publication number: 20100298299Abstract: The present invention relates to new non-peptide derivatives of formula (I), wherein R1-R5, Q and Z are as defined in the claims, and optical antipodes or racemates and/or salts and/or hydrates and/or solvates thereof, which are selective antagonists of bradykinin B1, to processes for producing these compounds, to pharmacological compositions containing them and to their use in therapy or prevention of painful and inflammatory conditions.Type: ApplicationFiled: October 27, 2007Publication date: November 25, 2010Inventors: Istvan Vago, Sandor Farkas, Katalin Hornok, Gyula Beke, Eva Bozo, Monika Vastag, Eva Szentirmay, Gyorgy Keseru, Eva Schmidt
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Publication number: 20100240640Abstract: The present invention relates to new D3 and D2 dopamine receptor subtype preferring ligands of formula (I): wherein R1 and R2 represent independently a substituent selected from hydrogen, alkyl, aryl, cycloalkyl, aroyl, or R1 and R2 may form a heterocyclic ring with the adjacent nitrogen atom; X represents an oxygen or sulphur atom; n is an integer of from 1 to 2, and/or geometric isomers and/or stereoisomers and/or diastereomers and/or salts and/or hydrates and/or solvates thereof, to the processes for producing the same, to pharmaceutical compositions containing the same and to their use in therapy and/or prevention of a condition which requires modulation of dopamine receptors.Type: ApplicationFiled: May 12, 2010Publication date: September 23, 2010Applicant: Richter Gedeon Vegyeszeti Gyar Rt.Inventors: Eva Againe Csongor, Janos Galambos, Katalin Nogradi, Istvan Vago, Istvan Gyertyan, Bela Kiss, Istvan Laszlovszky, Judit Laszy, Katalin Saghy
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Patent number: 7737142Abstract: The present invention relates to new D3 and D2 dopamine receptor subtype preferring ligands of formula (I): wherein R1 and R2 represent independently a substituent selected from hydrogen, alkyl, aryl, cycloalkyl, aroyl, or R1 and R2 may form a heterocyclic ring with the adjacent nitrogen atom; X represents an oxygen or sulphur atom; n is an integer of from 1 to 2, and/or geometric isomers and/or stereoisomers and/or diastereomers and/or salts and/or hydrates and/or solvates thereof, to the processes for producing the same, to pharmaceutical compositions containing the same and to their use in therapy and/or prevention of a condition which requires modulation of dopamine receptors.Type: GrantFiled: January 20, 2006Date of Patent: June 15, 2010Assignee: Richter Gedeon Vegyeszeti Gyar Rt.Inventors: Eva Againe Csongor, Janos Galambos, Katalin Nogradi, Istvan Vago, Istvan Gyertyan, Bela Kiss, Istvan Laszlovszky, Judit Laszy, Katalin Saghy
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Publication number: 20100105686Abstract: The present invention relates to new sulfonamide derivatives of formula (I) wherein R1-R8 and Z are as defined in the claims, and optical antipodes or racemates and/or salts and/or hydrates and/or solvates thereof, which are selective antagonists of bradykinin B1, to processes for producing these same compounds, pharmacological compositions containing them and to their use in therapy or prevention of painful and inflammatory conditions.Type: ApplicationFiled: October 27, 2007Publication date: April 29, 2010Inventors: Gyula Beke, Eva Bozo, Sandor Farkas, Katalin Hornok, Gyorgy Keseru, Eva Schmidt, Eva Szentirmay, Istvan Vago, Monika Vastag
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Publication number: 20100087423Abstract: The present invention relates to new phenylsulfamoyl benzamide derivatives of formula (I) wherein R1-R5 and Z are as defined in the claims, and optical antipodes or racemates and/or salts and/or hydrates and/or solvates thereof, which are selective antagonists of bradykinin B1, to processes for producing these compounds, to pharmacological compositions containing them and to their use in therapy or prevention of painful and inflammatory conditions.Type: ApplicationFiled: October 27, 2007Publication date: April 8, 2010Inventors: Istvan Vago, Gyula Beke, Eva Bozo, Sandor Farkas, Katalin Hornok, Gyorgy Keseru, Eva Schmidt, Eva Szentirmay, Monika Vastag
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Publication number: 20100075978Abstract: The present invention relates to new sulfonamide derivatives of formula (I) wherein R1-R5 and Z are as defined in the claims, and optical antipodes or racemates and/or salts and/or hydrates and/or solvates thereof, which are selective antagonists of bradykinin B1, to processes for producing these compounds, pharmacological compositions containing them and to their use in therapy or prevention of painful and inflammatory conditions.Type: ApplicationFiled: October 27, 2007Publication date: March 25, 2010Inventors: Eva Bozo, Gyula Beke, Janos Eles, Sandor Farkas, Katalin Hornok, Gyorgy Keseru, Eva Schmidt, Eva Szentirmay, Istvan Vago, Monika Vastag
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Publication number: 20090270411Abstract: The present invention relates to new phenanthridine derivatives of formula (I), wherein the variables are as defined in the specification, to processes for producing the same, to pharmacological compositions containing the same and to their use in therapy or prevention of painful and inflammatory processes.Type: ApplicationFiled: December 19, 2006Publication date: October 29, 2009Inventors: Gyula Beke, Eva Bozo, Gabor Czira, Janos Eles, Sandor Farkas, Katalin Hornok, Eva Schmidt, Eva Szentirmay, Istvan Vago, Monika Vastag
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Patent number: 7473692Abstract: The present invention relates to new D3 dopamine receptor subtype selectice ligands of formula (I) to pharmacological compositions containing the same and to their use in therapy and/or prevention of psychoses (e.g. schizophrenia, schizo-affective disorders, etc), drug (e.g. alcohol, cocaine and nicotine, opioids etc.) abuse, cognitive impairment accompanying schizophrenia, mild-to-moderate cognitive deficits, amnesia, eating disorders (e.g. bulimia nervosa, etc.), attention deficit disorders, hyperactivity disorders in children, psychotic depression, mania, paranoid and delusional disorders, dyskinetic disorders (e.g. Parkinson's diseases, neuroleptic induced Parkinson's dissases, tardive dyskinesias) anxiety, sexual dysfunction, sleep disorders, emesis, aggression, autism, pain ophthalmological diseases (e.g. glaucoma etc.).Type: GrantFiled: September 25, 2002Date of Patent: January 6, 2009Assignee: Richter Gedeon Vegyeszeti Gyar Rt.Inventors: János Galambos, Katalin Nógrádi, Éva Ágainé Csongor, György Miklós Keserü, István Vágó, György Domány, Béla Kiss, István Gyertyán, István Laszlovszky, Judit Laszy
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Patent number: 7435744Abstract: The present invention relates to a compound of formula (I): wherein: V and U are hydrogen, halogen, C1-C4 alkylamino, or together form a group that contains one or more heteroatoms, and that taken together with one or more: (a) hydrogen atoms; (b) carbon atoms; (c) —CH? groups; (d) —CH2— groups; or (e) additional heteroatoms of the same or different type; or any combination thereof, form a 4-7 membered homocyclic or heterocyclic ring, wherein the homocyclic or heterocyclic ring may combine with the phenyl group to form a bicyclic ring, and wherein the homocyclic or heterocyclic ring or the bicyclic ring may contain one or more oxo, thioxo, amino, mercapto, trifluoromethyl, C1-C4 alkyl, ?S or —SH groups; W: is —CO—, —CH2— or —CH2—(C1-C4 alkyl)-; X: is —CO—; Y: is —O—, C1-C4 alkylene, C1-C4 alkynylene, cycloalkylene, aminocarbonyl, —NH—, —N(C1-C4 alkyl)-, -C1-C4 alkylene-N(C1-C4 alkyl)-, —CH2O—, —CH(OH)— or —OCH2—; Z: is hydrogen, halogen, nitro, amino, C1-C4 alkyl, C1-C4 alkoxy, cyano, trifluoromethType: GrantFiled: January 21, 2004Date of Patent: October 14, 2008Assignee: Gedeon Richter Vegyeszeti Gyar RTInventors: Gyorgy Domány, Csilla Horváth, Gizella Bartáné Szalai, József Nagy, Sándor Kolok, Éva Kovácsné Bozó, István Borza, István Vágó, Attila Bielik, Györgyi Ignáczné Szendrei, György Keserü, Sándor Farkas
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Publication number: 20060229297Abstract: The present invention relates to new D3 and D2 dopamine receptor subtype preferring ligands of formula (I): wherein R1 and R2 represent independently a substituent selected from hydrogen, alkyl, aryl, cycloalkyl, aroyl, or R1 and R2 may form a heterocyclic ring with the adjacent nitrogen atom; X represents an oxygen or sulphur atom; n is an integer of from 1 to 2, and/or geometric isomers and/or stereoisomers and/or diastereomers and/or salts and/or hydrates and/or solvates thereof, to the processes for producing the same, to pharmaceutical compositions containing the same and to their use in therapy and/or prevention of a condition which requires modulation of dopamine receptors.Type: ApplicationFiled: January 20, 2006Publication date: October 12, 2006Applicant: Richter Gedeon Vegyeszeti Gyar Rt.Inventors: Eva Csongor, Janos Galambos, Katalin Nogradi, Istvan Vago, Istvan Gyertyan, Bela Kiss, Istvan Laszlovszky, Judit Laszy, Katalin Saghy
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Publication number: 20050107397Abstract: The present invention relates to new D3 dopamine receptor subtype selectice ligands of formula (I) to pharmacological compositions containing the same and to their us in therapy and/or prevention of psychoses (e.g. schizophrenia, schizo-affective disorders, etc), drug (e.g. alcohol, cocaine and nicotine, opioids etc.) abuse, cognitive impairment accompanying schizophrenia, mild-to-moderate cognitive deficits, amnesia, eating disorders (e.g. bulimia nervosa, etc.), attention deficit disorders, hyperactivity disorders in children, psychotic depression, mania, paranoid and delusional disorders, dyskinetic disorders (e.g. Parkinson's diseases, neuroleptic induced Parkinson's desases, tardive dyskinesias) anxiety, sexual dysfunction, sleep disorders, emesis, aggression, autism, pain ophthalmological diseases (e.g. glaucoma etc.).Type: ApplicationFiled: September 25, 2002Publication date: May 19, 2005Inventors: Janos Galambos, Katalin Nogradi, Eva Againe Csongor, Gyorgy Keseru, Istvan Vago, Gyorgy Domany, Bela Kiss, Irstvan Gyertyan, Istvan Laszlovszky, Judit Laszy
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Publication number: 20040157886Abstract: The present invention relates to a compound of formula (I): 1Type: ApplicationFiled: January 21, 2004Publication date: August 12, 2004Inventors: Gyorgy Domany, Csilla Horvath, Gizella Bartane Szalai, Jozsef Nagy, Sandor Kolok, Eva Kovacsne Bozo, Istvan Borza, Istvan Vago, Attila Bielik, Gyorgyi Ignaczne Szendrei, Gyorgy Keseru, Sandor Farkas