Patents by Inventor Janos Eles
Janos Eles 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).
-
Publication number: 20230286988Abstract: The invention relates to new pyrazolo[1,5-a]pyrimidine derivatives of formula (I) or pharmaceutically acceptable salts, biologically active metabolites, pro-drugs, racemates, enantiomers, diastereomers, solvates and hydrates thereof that serve as GABAB receptor positive allosteric modulators. The invention also relates to the process for producing such compounds and key intermediates used in the process. The invention further relates to pharmaceutical compositions comprising such compounds optionally in combination with two or more different therapeutic agents and the use of such compounds in methods for treating diseases and conditions mediated and modulated by the GABAB receptor positive allosteric mechanism. The invention also provides a method for manufacture of medicaments useful in the treatment of such disorders.Type: ApplicationFiled: August 5, 2021Publication date: September 14, 2023Inventors: István BORZA, János ÉLES, Viktor ROMÁN, József Levente PETRÓ, Csaba Lehel GEGÖ, Gyula Attila BÉNYEI
-
Publication number: 20210330650Abstract: The invention relates to spirochromane derivatives, or pharmaceutically acceptable salts, biologically active metabolites, pro-drugs, racemates, enantiomers, diastereomers, solvates and hydrates thereof, as well as to pharmaceutical compositions containing them and to their use as modulators of ?7 nicotinic acetylcholine receptor activity in a mammalian subject.Type: ApplicationFiled: July 12, 2019Publication date: October 28, 2021Inventors: János ÉLES, Katalin DUDÁSNÉ MOLNÁR, István LEDNECZKI, Pál TOPOLCSÁNYI, Anita HORVÁTH, Zsolt NÉMETHY, György István LÉVAY
-
Publication number: 20210267993Abstract: The invention relates to thiadiazine derivatives, or pharmaceutically acceptable salts, biologically active metabolites, pro-drugs, racemates, enantiomers, diastereomers, solvates and hydrates thereof, as well as to pharmaceutical compositions containing them and to their use as modulators of ?7 nicotinic acetylcholine receptor activity in a mammalian subject Formula (I):Type: ApplicationFiled: July 12, 2019Publication date: September 2, 2021Inventors: István LEDNECZKI, János ÉLES, Pál TAPOLCSÁNYI, Erszébet JABLONKAI, Esrter GÁBOR, András VISEGRÁDI, Zsolt NÉMETHY, György István LÉVAY, József Levente PETRO, György SELÉNYI
-
Patent number: 11026946Abstract: The present invention relates to new pyrazolo[1,5-a]pyrimidine derivatives of formula (I) or pharmaceutically acceptable salts, biologically active metabolites, pro-drugs, racemates, enantiomers, diastereomers, solvates and hydrates thereof that serve as GABAB receptor positive allosteric modulators. The invention al so relates to the process for producing such compounds. The invention further relates to pharmaceutical compositions comprising such compounds optionally in combination with two or more different therapeutic agents and the use of such compounds in methods for treating diseases and conditions mediated and modulated by the GABAB receptor positive allosteric mechanism. The invention al so provides a method for manufacture of medicaments useful in the treatment of such disorders.Type: GrantFiled: March 12, 2018Date of Patent: June 8, 2021Assignee: RICHTER GEDEON NYRT.Inventors: István Borza, Viktor Román, János Éles, Zsuzsa Hadady
-
Patent number: 10960007Abstract: The present invention relates to new pyrazolo[1,5-a]pyrimidine derivatives of formula (I) or pharmaceutically acceptable salts, biologically active metabolites, pro-drugs, racemates, enantiomers, diastereomers, solvates and hydrates thereof that serve as GABAB receptor positive allosteric modulators. The invention also relates to the process for producing such compounds. The invention further relates to pharmaceutical compositions comprising such compounds optionally in combination with two or more different therapeutic agents and the use of such compounds in methods for treating diseases and conditions mediated and modulated by the GABAB receptor positive allosteric mechanism. The invention also provides a method for manufacture of medicaments useful in the treatment of such disorders.Type: GrantFiled: March 12, 2018Date of Patent: March 30, 2021Assignee: RICHTER GEDEON NYRT.Inventors: István Borza, Viktor Román, János Éles, Zsuzsa Hadady, József Huszár
-
Publication number: 20200129515Abstract: The present invention relates to new pyrazolo[1,5-a]pyrimidine derivatives of formula (I) or pharmaceutically acceptable salts, biologically active metabolites, pro-drugs, racemates, enantiomers, diastereomers, solvates and hydrates thereof that serve as GABAB receptor positive allosteric modulators. The invention al so relates to the process for producing such compounds. The invention further relates to pharmaceutical compositions comprising such compounds optionally in combination with two or more different therapeutic agents and the use of such compounds in methods for treating diseases and conditions mediated and modulated by the GABAB receptor positive allosteric mechanism. The invention al so provides a method for manufacture of medicaments useful in the treatment of such disorders.Type: ApplicationFiled: March 12, 2018Publication date: April 30, 2020Inventors: István BORZA, Viktor ROMÁN, János ÉLES, Zsuzsa HADADY
-
Publication number: 20200061068Abstract: The present invention relates to new pyrazolo[1,5-a]pyrimidine derivatives of formula (I) or pharmaceutically acceptable salts, biologically active metabolites, pro-drugs, racemates, enantiomers, diastereomers, solvates and hydrates thereof that serve as GABAB receptor positive allosteric modulators. The invention also relates to the process for producing such compounds. The invention further relates to pharmaceutical compositions comprising such compounds optionally in combination with two or more different therapeutic agents and the use of such compounds in methods for treating diseases and conditions mediated and modulated by the GABAB receptor positive allosteric mechanism. The invention also provides a method for manufacture of medicaments useful in the treatment of such disorders.Type: ApplicationFiled: March 12, 2018Publication date: February 27, 2020Inventors: István BORZA, Viktor ROMAN, János ÉLES, Zsuzsa HADADY, József HUSZÁR
-
Patent number: 10329296Abstract: The present invention relates to compounds of the general form (I). The present invention relates to new substituted diazepino-indole derivatives of the general formula (I), and to pharmaceutically acceptable salts thereof, as well as to pharmaceutical compositions comprising such compounds, to new intermediate thereof, as well as to the use of such compounds in treatment or prevention of disorders associated with melanin-concentrating hormone receptor 1 activity.Type: GrantFiled: April 14, 2016Date of Patent: June 25, 2019Assignee: Richter Gedeon NYRT.Inventors: Gyula Beke, János Éles, András Boros, Sándor Farkas, György Miklós Keserü
-
Publication number: 20180093989Abstract: The present invention relates to compounds of the general form (I). The present invention relates to new substituted diazepino-indole derivatives of the general formula (I), and to pharmaceutically acceptable salts thereof as well as to pharmaceutical compositions comprising such compounds, to new intermediate thereof as well as to the use of such compounds in treatment or prevention of disorders associated with melanin-concentrating hormone receptor 1 activity.Type: ApplicationFiled: April 14, 2016Publication date: April 5, 2018Inventors: Gyula BEKE, János ÉLES, András BOROS, Sándor FARKAS, György Miklós KESERÜ
-
Patent number: 8178665Abstract: A process for the production of 1-(4-3(R)-[3(S)-(4-fluorophenyl)-3-hydroxypropyl]-4(S)-(4-hydroxyphenyl)-2-azetidinone (ezetimibe) according to the following reaction scheme: (I), (II), (III), (IV), (V), (VI), (VII), (VIII), (IX), (X), (XI) where the substances of the general Formulas II, IV, VI, VIII, IX, X and XI are new, Formula III is a non-isolated intermediate, R1, R2 and R3 are represented by the compounds of Formulas Va-Vd, (Va), (Vb), (Vc), (Vd) and R4 is a silyl, e.g., tert-butyl-dimethyl-silyl, tert-butyl-diphenyl-silyl group.Type: GrantFiled: December 18, 2006Date of Patent: May 15, 2012Assignee: Richter Gedeon Nyrt.Inventors: József Bódi, János Éles, Katalin Szöke, Krisztina Vukics, Tamás Gáti, Krisztina Temesvári, Dorottya Kiss-Bartos
-
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
-
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
-
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
-
Publication number: 20090216009Abstract: An industrially easily realizable and economical process comprising only few steps, and built on new intermediates for the production of 1-(4-3(R)-[3(S)-(4-fluorophenyl)-3-hydroxypropyl]-4(S)-(4-hydroxyphenyl)-2-azetidinone (ezetimibe) according to the reaction scheme described herein.Type: ApplicationFiled: December 18, 2006Publication date: August 27, 2009Inventors: Jozsef Bodi, Janos Eles, Katalin Szoke, Krisztina Vukics, Tamas Gati, Krisztina Temesvari, Dorottya Kiss-Bartos
-
Patent number: 4279916Abstract: Multiple myeloma in human patients is treated by administering N-formylleurosine or its sulfate salt.Type: GrantFiled: September 20, 1977Date of Patent: July 21, 1981Assignee: Richter Gedeon Vegyeszeti Gyar Rt.Inventors: Karola Jovanovics, Kalman Szasz, Bela Kellner, Laszlo Nemeth, Zsuzsa Relle, Emil Bittner, Eszter Deszeri, Janos Eles
-
Patent number: 4279915Abstract: N-formylleurosine or a pharmaceutically effective salt is used in human therapy for treatment of lymphoma, leukemia or Hodgkins Disease.Type: GrantFiled: November 17, 1976Date of Patent: July 21, 1981Assignee: Richter Gedeon Vegyeszeti Gyar Rt.Inventors: Karola Jovanovics, Kalman Szasz, Bela Kellner, Laszlo Nemeth, Zsuzsa Relle, Emil Bittner, Eszter Deszeri, Janos Eles
-
Patent number: 4279816Abstract: New leurosine derivatives of the general formula (1), ##STR1## wherein R stands for hydrogen or formyl, or pharmaceutically acceptable acid addition salts thereof were prepared by oxidizing leurosine or an acid addition salt thereof, optionally formylating the thus-obtained product and then separating, and, if desired, converting any of the free bases into its acid addition salt.Type: GrantFiled: February 5, 1975Date of Patent: July 21, 1981Assignee: Richter Gedeon Vegyszeti Gyar Rt.Inventors: Karola Jovanovics, Kalman Szasz, Bela Kellner, Laszlo Nemeth, Zsuzsa Relle, Emil Bittner, Eszter Dezseri, Janos Eles
-
Patent number: 4189432Abstract: Leurosine derivatives of the formula (I), ##STR1## wherein R is hydrogen or formyl, or pharmaceutically acceptable acid addition salts thereof were prepared by oxidizing leurosine or an acid addition salt thereof, optionally formylating the thus-obtained product and then separating, and, if desired, converting any of the free bases into its acid addition salt. The new compounds of the invention possess strong cytostatic activity, and can be used in the human therapy with great advantage.Type: GrantFiled: December 5, 1973Date of Patent: February 19, 1980Assignee: Richter Gedeon Vegyeszeti Gyar RtInventors: Karola Jovanovics, Kalman Szasz, Bela Kellner, Laszlo Nemeth, Zsuzsa Relle, Emil Bittner, Eszter Dezseri, Janos Eles