Patents by Inventor Tamas Fodor

Tamas Fodor 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: 10968224
    Abstract: The one subject of the invention is the compounds of general formula (I), their isomers, their physiologically acceptable salts and/or Mn(II), Fe(II), Fe(III), Co(II) and Ni(II) complexes. The other subject of the invention is the application of the above compounds.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: April 6, 2021
    Assignee: DEBRECENI EGYETEM
    Inventors: Richárd Botár, Zoltán Garda, Tamás Fodor, Ferenc Krisztián Kálmán, Viktória Nagy, Gyula Tircsó, Imre Tóth
  • Patent number: 10894096
    Abstract: A compound of the following general formula (I), and isomers, physiologically acceptable salts, and complexes thereof, for use as a contrast agent in diagnostic imaging:
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: January 19, 2021
    Assignee: DEBRECENI EGYETEM
    Inventors: Richárd Botár, Zoltán Garda, Tamás Fodor, Ferenc Krisztián Kálmán, Viktória Nagy, Gyula Tircsó, Imre Tóth
  • Publication number: 20200157099
    Abstract: A compound of the following general formula (I), and isomers, physiologically acceptable salts, and complexes thereof, for use as a contrast agent in diagnostic imaging:
    Type: Application
    Filed: January 7, 2020
    Publication date: May 21, 2020
    Applicant: DEBRECENI EGYETEM
    Inventors: Richárd BOTÁR, Zoltán GARDA, Tamás FODOR, Ferenc Krisztián KÁLMÁN, Viktória NAGY, Gyula TIRCSÓ, Imre TÓTH
  • Patent number: 10568976
    Abstract: A compound of the following general formula (I), and isomers, physiologically acceptable salts, and complexes thereof, for use as a contrast agent in diagnostic imaging:
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: February 25, 2020
    Assignee: DEBRECENI EGYETEM
    Inventors: Richárd Botár, Zoltán Garda, Tamás Fodor, Ferenc Krisztián Kálmán, Viktória Nagy, Gyula Tircsó, Imre Tóth
  • Patent number: 10494379
    Abstract: The one subject of the invention is the compounds of general formula (I), their isomers, their physiologically acceptable salts and/or Mn(II), Fe(II), Fe(III), Co(II) and Ni(II) complexes and their application: where R1|=—OH or —NR3R4 amide functionality.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: December 3, 2019
    Inventors: Richárd Botár, Zoltán Garda, Tamás Fodor, Ferenc Krisztián Kálmán, Viktória Nagy, Gyula Tircsó, Imre Tóth
  • Publication number: 20180354969
    Abstract: The one subject of the invention is the compounds of general formula (I), their isomers, their physiologically acceptable salts and/or Mn(ll), Fe(ll), Fe(lll), Co(ll) and Ni(ll) complexes and their application: where R1|=—OH or —NR3R4 amide functionality
    Type: Application
    Filed: November 25, 2016
    Publication date: December 13, 2018
    Applicant: DEBRECENI EGYETEM
    Inventors: Richárd BOTÁR, Zoltán GARDA, Tamás FODOR, Ferenc Krisztián KÁLMÁN, Viktória NAGY, Gyula TIRCSÓ, Imre TÓTH
  • Publication number: 20180344883
    Abstract: The one subject of the invention is the compounds of general formula (I), their isomers, their physiologically acceptable salts and/or Mn(II), Fe(II), Fe(III), Co(II) and Ni(II) complexes. The other subject of the invention is the application of the above compounds.
    Type: Application
    Filed: November 25, 2016
    Publication date: December 6, 2018
    Applicant: DEBRECENI EGYETEM
    Inventors: Richárd BOTÁR, Zoltán GARDA, Tamás FODOR, Ferenc Krisztián KÁLMÁN, Viktória NAGY, Gyula TIRCSÓ, Imre TÓTH
  • Publication number: 20180282333
    Abstract: The one subject of the invention is the compounds of general formula (I), their isomers, their physiologically acceptable salts and/or Mn(II), Fe(II), Fe(III), Co(II) and Ni(II) complexes. The other subject of the invention is the application of the above compounds.
    Type: Application
    Filed: November 25, 2016
    Publication date: October 4, 2018
    Applicant: DEBRECENI EGYETEM
    Inventors: Richárd BOTÁR, Zoltán GARDA, Tamás FODOR, Ferenc Krisztián KÁLMÁN, Viktória NAGY, Gyula TIRCSÓ, Imre TÓTH
  • Patent number: 7612229
    Abstract: Process for the synthesis of high purity 2-substituted-1-(hydroxy-ethylidene)-1,1-bisphosphonic acid of formula (I), the salts and hydrates thereof—wherein the meaning of R is 3?-pyridyl or 2?-amino-ethylidene group—from compounds of formula (II)—wherein the meaning of R is as described above—or salts and hydrates thereof with phosphorous acid in the presence of methanesulfonic acid using phosphorus pentoxide as reagent and in given case the obtained acid is converted into a salt with base.
    Type: Grant
    Filed: January 27, 2004
    Date of Patent: November 3, 2009
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt.
    Inventors: Jozsef Neu, Janos Fischer, Tamas Fodor, Jozsef Törley, Tibor Gizur, Sandor Levai, Adam Demeter, Eva Perenyi
  • Publication number: 20070093539
    Abstract: The invention relates to new N-hydroxy-4-(3-phenyl-5-methyl-isoxazole-4-yl)-benzenesulfonamide solvates of formula (I). wherein n represents 0 or 1 mol, [solvate] represents water, C1-C4 alcohol, C1-C4 alkylester of C1-C3 carboxylic acid or dioxane, and the mixture of solvated (wherein n=1) and solvat-free forms (wherein n=0). Furthermore, the invention relates their process for production and use for the treatment of osteoarthritis and rheumatoid arthritis and surgical and primary dysmenorrheal pains, based on anti-inflammatory and analgesic pharmacological model experiments.
    Type: Application
    Filed: July 16, 2004
    Publication date: April 26, 2007
    Inventors: Janos Fischer, Tamas Fodor, Egon Karpati, Istvanne Kis-Varga, Sandor Levai, Peter Erdelyi, Maria Zajerne Balazs, Aniko Gere
  • Patent number: 7196195
    Abstract: The object of the present invention are new desloratadine salts of formula I wherein the meaning of X is an acid residue and the meaning of n is 1 or 2, and formula II wherein the meaning of X is a pK <3.5 acid residue.
    Type: Grant
    Filed: November 14, 2001
    Date of Patent: March 27, 2007
    Assignee: Richter Gedeon Vegyészeti Gyár RT.
    Inventors: János Fischer, Tamás Fodor, Ferenc Trischler, Jr., legal representative, Tamás Róbert Trischler, legal representative, Gabriel Maria Trischler, legal representative, Sándor Lévai, Endréne Petényi, Ferenc Trischler, deceased
  • Publication number: 20060122395
    Abstract: Process for the synthesis of high purity 2-substituted-1-(hydroxy-ethylidene)-1,1-bisphosphonic acid of formula (I), the salts and hydrates thereof—wherein the meaning of R is 3?-pyridyl or 2?-amino-ethylidene group—from compounds of formula (II)—wherein the meaning of R is as described above—or salts and hydrates thereof with phosphorous acid in the presence of methanesulfonic acid using phosphorus pentoxide as reagent and in given case the obtained acid is converted into a salt with base.
    Type: Application
    Filed: January 27, 2004
    Publication date: June 8, 2006
    Inventors: Jozsef Neu, Janos Fischer, Tamas Fodor, Jozsef Torley, Tibor Gizur, Sandor Levai, Adam Demeter, Eva Perenyi
  • Publication number: 20050203116
    Abstract: The object of the present invention are new desloratadine salts of formula I wherein the meaning of X is an acid residue and the meaning of n is 1 or 2, and formula II wherein the meaning of X is a pK<3.5 acid residue.
    Type: Application
    Filed: November 14, 2001
    Publication date: September 15, 2005
    Inventors: Janos Fischer, Tamas Fodor, Ferenc Trischler, Ferenc Trischler, Tamas Trischler, Gabriel Trischler, Sandor Levai, Endrene Petenyi
  • Patent number: 6034274
    Abstract: The present invention relates to a proccss for preparing cis-(1S)-N-methyl-4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-1-naphtalenami ne and its acid addition salts wherein N-methyl-[4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-naphtalene-1-en]-amine -N-oxide is hydrogenated in an inert solvent in the presence of a catalyst, then the resulting mixture is treated with alcanolic solution of a mineral acid, the resulting cis-racemic acid addition salt is converted to the free base by known methods, resolved and the resulting cis-(+)-base of formula (II) is converted to an acid addition salt. N-methyl-[4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-naphtalene-1-en]amine- N-oxide is also disclosed.
    Type: Grant
    Filed: July 27, 1999
    Date of Patent: March 7, 2000
    Assignee: Richter Gedeon
    Inventors: Krisztina Vukics, Tamas Fodor, Janos Fischer, Iren Fellegvari, Sandor Levai
  • Patent number: 5214045
    Abstract: Novel acrylic amide derivatives of the Formula (I) ##STR1## wherein R.sup.1 represents a hydrogen or a halogen atom or a C.sub.1-4 alkyl, a C.sub.1-4 alkoxy or a nitro group.n is an integer of 0 to 2,A represents an amino acid residue derived from a naturally occurring amino acid or an antipode thereof which is bonded to the acrylic acyl residue through its amino group; or a residue derived from thiazolidinecarboxylic acid, bonded to the acrylic acyl group through its nitrogen, or a derivative of the above residues wherein any free carboxy group is esterified with a C.sub.1-4 alkyl group or is amidated; or A represents a group of the formula ##STR2## wherein R.sub.2 is a hydrogen atom or a phenyl, C.sub.1-4 alkyl or C.sub.1-4 alkoxycarbonyl group,and their salts which have cytoprotective and antiulcer to activities. A process is also described for the preparation of said compounds.
    Type: Grant
    Filed: July 11, 1990
    Date of Patent: May 25, 1993
    Assignee: Richter Gedeon Vegyeszeti Gyar RT
    Inventors: Tamas Fodor, Janos Fischer, Laszlo Dobay, Elemer Ezer, Judit Matuz, Laszlo Szporny, Gyorgy Hajos
  • Patent number: 5021597
    Abstract: Novel acrylic acid salts of formula ##STR1## wherein R represents a hydrogen or a halogen atom, a C.sub.1-4 alkyl, a C.sub.1-4 alkoxy or a nitro group,M represents a cation derived from bismuth, zinc or a pharmaceutically acceptable organic base,X represents an inorganic anion,n is an integer of from 0 to 2,m is an integer of from 1 to 3,p is 0 or 1, andr is an integer of from 0 to 6having cytoprotective and antiulcer activities are provided. A process is also described for the preparation of said compounds.
    Type: Grant
    Filed: July 11, 1990
    Date of Patent: June 4, 1991
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt.
    Inventors: Tamas Fodor, Janos Fischer, Laszlo Dobay, Ferenc Trischler, Elemer Ezer, Judit Matuz, Katalin Saghy, Laszlo Szporny, Gyorgy Hajos
  • Patent number: 4923888
    Abstract: The present invention relates to novel compounds of the general formula (I), ##STR1## wherein R stands for hydrogen, halogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy or C.sub.1-4 acylamino group;R.sub.1 means hydrogen or a carboxyl-protective group; andR.sub.2 represents a --(CH.sub.2).sub.n --CO.sub.2 R.sub.5 group, whereinn is 1, 2, 3 or 4; andR.sub.5 stands for hydrogen or a carboxyl-protective group; orR.sub.2 means a --(CH.sub.2).sub.n --NH.sub.2 group, whereinn is 1, 2, 3 or 4of E and/or Z configurtion as well as their salts.The compounds according to the invention show a cytoprotective effect and promote the healing of the stomach ulcer. Their toxicity is low.
    Type: Grant
    Filed: September 26, 1988
    Date of Patent: May 8, 1990
    Assignee: Richter Gedeon Vegyeszeti Gyar RT
    Inventors: Tamas Fodor, Laaszlo Dobay, Jaanos Fischer, Bela Stefkoo, Elemeer Ezer, Judit Matuz, Katalin Saghy, Laaszlo Szporny
  • Patent number: 4725617
    Abstract: The present invention relates to a compound of the formula (I) ##STR1## wherein R.sup.1 stands for methyl or a group of the formula R.sup.3 --NH--(CH.sub.2).sub.4 --wherein R.sup.3 is hydrogen or a protective group being compatible with the peptide bond,R.sup.2 represents hydrogen, a protective group being compatible with the peptide bond or a cation derived from an organic or inorganic basethe pharmaceutically acceptable salts and diastereomers thereof.The compounds of the invention are useful for inhibiting the effect of the angiotensin converting ensime and they can be used in the therapy as blood pressure reducing agents and for the treatment of cardiac failure and glaucoma.
    Type: Grant
    Filed: February 10, 1986
    Date of Patent: February 16, 1988
    Assignee: Richter Gedeon Vegyeszeti Gyar R.T.
    Inventors: Tamas Fodor, Laszlo Dobay, Janos Fischer, Bela Stefko, Bela Kiss, Zsolt Szombathelyi, Egon Karpati, Istvan Laszlovszky, Laszlo Szporny