Patents by Inventor Joseph W. Epstein

Joseph W. Epstein 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: 5482971
    Abstract: This invention is concerned with novel compounds of formula I: ##STR1## which are selective beta.sub.3 -adrenergic agents.
    Type: Grant
    Filed: October 1, 1993
    Date of Patent: January 9, 1996
    Assignee: American Cyanamid Company
    Inventors: Joseph W. Epstein, Gary H. Birnberg, Feng L. Qing
  • Patent number: 5480908
    Abstract: The invention is antiobesity/antidiabetes beta-3 agonists of the formula: ##STR1## wherein Ar, X, R.sub.2, R.sub.3, Y and n are as defined in the specification.
    Type: Grant
    Filed: December 13, 1993
    Date of Patent: January 2, 1996
    Assignee: American Cyanamid Company
    Inventors: Joseph W. Epstein, Gary H. Birnberg, Minu D. Dutia, Thomas H. Claus, Elwood E. Largis
  • Patent number: 5219857
    Abstract: Novel compounds of the formula ##STR1## wherein n is an integer from 1 to 4 inclusive; R.sub.1 represents a mono-or disubstituent of hydrogen, lower alkyl(C.sub.1 -C.sub.3), lower alkoxy(C.sub.1 -C.sub.3), halogen, nitro or trifluoromethyl; R.sub.2 is cyano, carboxamido, ethyl carboxylate or halogen; R.sub.3 is hydrogen, straight or branched chain lower alkyl(C.sub.1 -C.sub.3), alkenyl(C.sub.2 -C.sub.3), alkynyl(C.sub.2 -C.sub.3), cycloalkyl(C.sub.3 -C.sub.6), hydroxyalkyl(C.sub.1 -C.sub.3), dimethylaminoalkyl(C.sub.1 -C.sub.3), ethylcarboxylate, alkyl(C.sub.1 -C.sub.13)carbonyl, 1-(methylethyl)acetamide, cyclohexylethyl, phenyl, mono-or disubstituted phenyl (wherein the phenyl substituent is halogen, trifluoromethyl, lower alkyl(C.sub.1 -C.sub.3) or lower alkoxy(C.sub.1 -C.sub.3)), benzyl, mono-or disubstituted benzyl (wherein the benzyl substituent is halogen, lower alkyl(C.sub.1 -C.sub.3), lower alkoxy(C.sub.1 -C.sub.3) or trifluoromethyl), benzoyl, 4-methoxybenzoyl, straight or branched chain alkyl(C.sub.
    Type: Grant
    Filed: April 15, 1992
    Date of Patent: June 15, 1993
    Assignee: American Cyanamid Company
    Inventors: Shin S. Tseng, Herbert J. Brabander, Joseph W. Epstein
  • Patent number: 5126340
    Abstract: Novel compounds of the formula ##STR1## wherein n is an integer from 1 to 4 inclusive; R.sub.1 represents a mono- or disubstituent of hydrogen, lower alkyl(C.sub.1 -C.sub.3), lower alkoxy (C.sub.1 -C.sub.3), halogen, nitro or trifluoromethyl; R.sub.2 is cyano, carboxamido, ethyl carboxylate or halogen; R.sub.3 is hydrogen, straight or branched chain lower alkyl (C.sub.1 -C.sub.3), alkenyl (C.sub.2 -C.sub.3), alkynyl(C.sub.2 -C.sub.3), cycloalkyl(C.sub.3 -C.sub.6), hydroxyalkyl(C.sub.1 -C.sub.3), dimethylaminoalkyl(C.sub.1 -C.sub.3), ethylcarboxylate, alkyl(C.sub.1 -C.sub.13)carbonyl, 1-(methylethyl)acetamide, cyclohexylethyl, phenyl, mono- or disubstituted phenyl (wherein the phenyl substituent is halogen, trifluoromethyl, lower alkyl(C.sub.1 -C.sub.3) or lower alkoxy (C.sub.1 -C.sub.3)), benzyl, mono- or disubstituted benzyl (wherein the benzyl substituent is halogen, lower alkyl(C.sub.1 -C.sub.3), lower alkoxy(C.sub.1 -C.sub.
    Type: Grant
    Filed: August 10, 1990
    Date of Patent: June 30, 1992
    Assignee: American Cyanamid Company
    Inventors: Shin S. Tseng, Herbert J. Brabander, Joseph W. Epstein
  • Patent number: 5084457
    Abstract: This invention is compounds of the formula: ##STR1## and a method of treating cognitive and related neuronal behavioral problems in mammals using the compounds.
    Type: Grant
    Filed: July 23, 1990
    Date of Patent: January 28, 1992
    Assignee: American Cyanamid Company
    Inventors: William J. Fanshawe, Joseph W. Epstein, Jeremy I. Levin
  • Patent number: 5013737
    Abstract: Novel 2,4,8-trisubstituted-3H,6H-1,4,5a,8a-tetraazaacenaphthylene-3,5 (4H)-diones and 2,4,8-trisubstituted-4,5-dihydro-5-thioxo-3H, 6H-1,4,5a,8a-tetra-azaacenaphthylen-3-ones are disclosed which are useful antihypertensive and anxiolytic agents.
    Type: Grant
    Filed: February 21, 1990
    Date of Patent: May 7, 1991
    Assignee: American Cyanamid Company
    Inventors: Shin S. Tseng, Joseph W. Epstein, Jeremy I. Levin
  • Patent number: 5001157
    Abstract: New substituted N-[[2-(aminocarbonyl)phenylamino]-thioxomethyl]benzamides which are useful as congnition stimulators in mammals.
    Type: Grant
    Filed: February 2, 1989
    Date of Patent: March 19, 1991
    Assignee: American Cyanamid Company
    Inventors: William J. Fanshawe, Joseph W. Epstein
  • Patent number: 4977189
    Abstract: This disclosure describes novel substituted guanidinedicarbonyl derivatives which possess anxiolytic activity and are also useful as agents for the treatment of cognitive and related neural behavioral problems in mammals.
    Type: Grant
    Filed: July 11, 1988
    Date of Patent: December 11, 1990
    Assignee: American Cyanamid Company
    Inventors: Andrew S. Tomcufcik, James S. Dixon, Joseph W. Epstein, Gary H. Birnberg, William J. Fanshawe
  • Patent number: 4963553
    Abstract: Novel compounds of the formula ##STR1## wherein n is an integer from 1 to 4 inclusive; R.sub.1 represents a mono- or disubstituent or hydrogen, lower alkyl(C.sub.1 -C.sub.3), lower alkoxy(C.sub.1 -C.sub.3), halogen, nitro or trifluoromethyl; R.sub.2 is cyano, carboxamido, ethyl carboxylate or halogen; R.sub.3 is hydrogen, straight or branched chain lower alkyl(C.sub.1 -C.sub.3), alkenyl(C.sub.2 -c.sub.3), alkynyl(C.sub.2 -c.sub.3), cycloalkyl(C.sub.3 -C.sub.6), hydroxyalkyl(C.sub.1 -C.sub.3), dimethylaminoalkyl(C.sub.1 -C.sub.3), ethoxycarbonyl, alkyl(C.sub.1 -C.sub.13)carbonyl, 1-(methylethyl)acetamide, cyclohexylethyl, phenyl, mono-or disubstituted phenyl (wherein the phenyl substituent is halogen, trifluoromethyl, lower alkyl(C.sub.1 -C.sub.3) or lower alkoxy(C.sub.1 -C.sub.3)), benzyl, mono- or disubstituted benzyl (wherein the benzyl substituent is halogen, lower alkyl(C.sub.1 -C.sub.3), lower alkoxy(C.sub.1 -C.sub.3) or trifluoromethyl), benzoyl, 4-methoxybenzoyl, straight or branched chain alkyl(C.sub.
    Type: Grant
    Filed: August 29, 1988
    Date of Patent: October 16, 1990
    Assignee: American Cyanamid Co.
    Inventors: Shin S. Tseng, Herbert J. Brabander, Joseph W. Epstein
  • Patent number: 4963552
    Abstract: This disclosure describes 1-substituted-1,2-dihydro-4-[substituted)phenyl]imidazo[1,5-a]pyrimidine-8 -carbonitriles which are useful as antihypertensive agents and/or as antidepressant agents in mammals.
    Type: Grant
    Filed: August 28, 1989
    Date of Patent: October 16, 1990
    Assignee: American Cyanamid Company
    Inventors: Shin S. Tseng, Herbert J. Brabander, Jannie S. Baker, Joseph W. Epstein
  • Patent number: 4916137
    Abstract: This disclosure described novel 5-(substituted-amino)-8-(substituted-phenyl)-3H,6H, -1,-4,5a,8a-tetraazaacenaphthylen-3-ones useful for the treatment of cognitive and related neural behavioral disorders in mammals.
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: April 10, 1990
    Assignee: American Cyanamid Company
    Inventors: Joseph W. Epstein, Jeremy I. Levin, Shin S. Tseng
  • Patent number: 4904658
    Abstract: Substituted-6H,8H-pyrimido[1,2,3-cd]purine-8,10(9H)-diones and substituted-6H,10H-pyrimido[1,2-cd]purin-10-ones which are useful as cognition enhancing agents, anxiolytic agents and/or antihypertensive agents in the treatment of cognitive and relative neutral behavioral problems, anxiety and hypertension in mammals.
    Type: Grant
    Filed: April 15, 1988
    Date of Patent: February 27, 1990
    Assignee: American Cyanamid Company
    Inventors: Shin S. Tseng, Joseph W. Epstein, Jeremy I. Levin
  • Patent number: 4888345
    Abstract: This disclosure describes novel 4,8-disubstituted-1,2-dihydro- and -1,2,3,4-tetrahydro -imidazo-[1,5-a] pyrimidines useful as antihypertensive agents and/or as anxiolytic agents in mammals and as intermediates for the synthesis of biologically active compounds.
    Type: Grant
    Filed: February 24, 1988
    Date of Patent: December 19, 1989
    Assignee: American Cyanamid Company
    Inventors: Shin S. Tseng, John P. Dusza, Joseph W. Epstein
  • Patent number: 4847256
    Abstract: Novel compounds having the following structural formula: ##STR1## wherein - - - may represent the presence of a double bond between the C.sub.6 and C.sub.7 position, Ia, or the absence of a double bond between the C.sub.6 and C.sub.7 position, Ib; R.sub.1 is selected from the group consisting essentially of hydrogen, bromo, chloro, carbamoyl, carboxyl, carboxyalkoxyl where alkoxyl is (C.sub.1 -C.sub.3), cyano, --CO--CF.sub.3, COONa, ##STR2## --CO--C(CH.sub.3).sub.3, and ##STR3## where X is hydrogen, cyano, halogen and nitro; R.sub.2, R.sub.4 and R.sub.5 may be hydrogen and lower alkyl (C.sub.1 -C.sub.3); R.sub.3 is hydrogen, alkyl (C.sub.1 -C.sub.3), ##STR4## where R.sub.7 and R.sub.8 may be the same or different and are selected from the group consisting essentially of hydrogen, halogen, alkyl (C.sub.1 -C.sub.3), nitro, alkoxy (C.sub.1 -C.sub.3), trifluoro-methyl, acetylamino or N-alkylacetylamino where alkyl is (C.sub.1 -C.sub.3), and R.sub.
    Type: Grant
    Filed: October 16, 1986
    Date of Patent: July 11, 1989
    Assignee: American Cyanamid Company
    Inventors: Shin S. Tseng, John P. Dusza, Joseph W. Epstein
  • Patent number: 4544665
    Abstract: This invention concerns 1-aryl-3-azabicyclo[3.2.0]heptanes and their acid-addition salts. More particularly, this invention pertains to compositions useful for treatment of depression in warm-blooded animals.
    Type: Grant
    Filed: November 21, 1983
    Date of Patent: October 1, 1985
    Assignee: American Cyanamid Company
    Inventors: Joseph W. Epstein, Thomas C. McKenzie, William J. Fanshawe
  • Patent number: 4529736
    Abstract: This disclosure describes 3a-(substituted-phenyl)-2,3,3a,4,7,7a-hexahydro[or 3a-(substituted-phenyl) octahydro]-4,7-alkano-1H-isoindoles which possess activity as antidepressants and as antistress agents in mammals.
    Type: Grant
    Filed: April 6, 1983
    Date of Patent: July 16, 1985
    Assignee: American Cyanamid Company
    Inventors: Thomas C. McKenzie, William J. Fanshawe, Joseph W. Epstein
  • Patent number: 4435419
    Abstract: The present invention concerns certain novel substituted 3-azabicyclo[3.1.0]hexanes and a method of treating depression and stress in a warm-blooded animal, comprising the administration of substituted 3-azabicyclo[3.1.0]hexanes.
    Type: Grant
    Filed: May 10, 1982
    Date of Patent: March 6, 1984
    Assignee: American Cyanamid Company
    Inventors: Joseph W. Epstein, Arnold C. Osterberg, Herbert J. Brabander
  • Patent number: 4431661
    Abstract: Novel compounds are disclosed having the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are each individually selected from the class consisting essentially of hydrogen, hydroxy, chloro, bromo, an alkyl radical having up to 3 carbon atoms, an alkoxy radical having up to 3 carbon atoms, and trifluoromethyl, and any two or more of R.sub.1, R.sub.2 and R.sub.3 may be the same; R.sub.4 is selected from the class consisting essentially of hydrogen, an alkyl radical having up to 3 carbon atoms, an allyl radical having up to 4 carbon atoms, the cyclopropylmethyl radical or the phenethyl radical; and W and W' each represent a monovalent alkyl moiety having up to 3 carbon atoms or W-W' jointly represent a divalent moiety of the formula ##STR2## where n is an integer of 2 or 3, including individual optically active isomers, racemic mixtures thereof, and non-toxic pharmacologically-acceptable acid-addition salts thereof. Such compounds are useful as analgesics in mammals.
    Type: Grant
    Filed: August 20, 1981
    Date of Patent: February 14, 1984
    Assignee: American Cyanamid Company
    Inventors: Thomas C. McKenzie, Joseph W. Epstein, William J. Fanshawe
  • Patent number: 4231935
    Abstract: Substituted 3-azabicyclo[3.1.0]hexanes, acid addition salts, method of use and method of preparation are described. The compounds have anxiolytic and analgesic activity.
    Type: Grant
    Filed: October 13, 1978
    Date of Patent: November 4, 1980
    Assignee: American Cyanamid Company
    Inventors: William J. Fanshawe, Joseph W. Epstein, Lantz S. Crawley, Corris M. Hofmann, Sidney R. Safir
  • Patent number: T101305
    Abstract: This invention concerns novel 3-[(3-alkylamino-2-hydroxypropoxy)phenyl]-1,2-propanediols of the formula: ##STR1## wherein R is selected from the group consisting of straight or branched-chain lower alkyls (C.sub.1 -C.sub.6) and cycloalkyls (C.sub.1 -C.sub.6); R.sub.1 and R.sub.2 are selected from the group consisting of hydrogen and 2,3-dihydroxypropyl, with the proviso that R.sub.1 and R.sub.2 may not be the same; and R.sub.3 is selected from the group consisting of lower alkyls (C.sub.1 -C.sub.4) and lower alkoxys (C.sub.1 -C.sub.4); and the acid addition salts thereof. These novel compounds are useful as antiarrhythmic agents and .beta.-andrenergic blockers in mammals.This invention also concerns novel compounds of the formula ##STR2## wherein R.sub.1 and R.sub.2 are selected from the group consisting of hydrogen and 2,3-dihydroxypropyl, with the proviso that R.sub.1 and R.sub.2 may not be the same; R.sub.3 is selected from the group consisting of lower alkyls (C.sub.1 -C.sub.4) and lower alkoxys (C.sub.
    Type: Grant
    Filed: August 28, 1980
    Date of Patent: December 1, 1981
    Inventors: Joseph W. Epstein, Leon Goldman, James D. Warren