Patents Assigned to A. H. Robins Company, Incorporated
  • Patent number: 5273972
    Abstract: This invention provides novel 2-substituted-3-quinuclidinyl arylcarboxamides and arylthiocarboxamides and corresponding arylcarboxylates which have utility as therapeutic agents which exhibit gastric prokinetic, antiemetic, anxiolytic and 5-HT (serotonin) antagonist effects in warm blooded animals.Illustrative of an invention compound is 5-chloro-2-methoxy-4-(methylamino)-N-[2-(1-piperidinylmethyl)-1-azabicyclo [2.2.2]oct-3-yl]benzamide: ##STR1## or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 26, 1992
    Date of Patent: December 28, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Gunnar E. Jagdmann, Harry R. Munson, Jr.
  • Patent number: 5273993
    Abstract: Methods of treating chronic arthritis and osteoporosis which utilize both known and novel compounds which would fall under the general formula:(HO)p--A--[--OS(O).sub.2 NR.sup.1 R.sup.2 ].sub.zwherein A encompasses a wide range of values including but not limited to aryl, loweralkyl, cycloalkyl, and carbohydrates including sucrose and fructose; p is equal to the number of unreacted hydroxy groups contained on the molecule and may be zero; z is the number of --OS(O).sub.2 NR.sup.1 R.sup.2 groups and is always at least one; R.sup.1 and R.sup.2 are selected from hydrogen, loweralkyl, carboxy and the like; a novel process for preparing the compounds is provided wherein an appropriate sulfamic acid aryl ester is reacted with a hydroxy substituted A radical which may or may not contain thereon protected carboxyl, amino or hydroxy substituents, in an aprotic solvent containing a tertiary amine base. Pharmaceutical compositions for the treatment of chronic arthritis and osteoporosis are also provided.
    Type: Grant
    Filed: November 19, 1992
    Date of Patent: December 28, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Young S. Lo, Joseph C. Nolan, William J. Welstead, Jr., David A. Walsh, Dwight A. Shamblee, Ibrahim M. Uwaydah
  • Patent number: 5244907
    Abstract: Novel 1-azabicyclo[3.2.1]octan-5-ylmethyl and 1-azabicyclo[3.3.1]nonan-5-ylmethyl amines and alcohols are coupled with aryl carboxylic acids to obtain compounds having the formula: ##STR1## wherein X is --O-- or --NH-- and n is 1 or 2 which are useful in increasing gastric motility, in preventing emesis and emesis caused by anticancer treatments, anxiety, certain arrhythmias, and disorders caused by serotonin imbalances.
    Type: Grant
    Filed: November 17, 1992
    Date of Patent: September 14, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Harry R. Munson, Jr., Gunnar E. Jagdmann
  • Patent number: 5236931
    Abstract: This invention provides novel 3-quinuclidinyl benzamides and benzoates which have utility as therapeutical agents which exhibit anxiolytic, antipsychotic, cognition improvement, antiemetic and gastric prokinetic effects in warm blooded animals.The compounds useful in the methods and composition of this invention are represented by the formula: ##STR1## where X is oxygen or sulfur; Y is --NH or --O--; when Y is --O--, R.sup.1 is ##STR2## and when Y is --NH, R.sup.1 is ##STR3## and R.sup.2 is hydrogen, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkenyl; the geometrical and optical isomers, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 26, 1992
    Date of Patent: August 17, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Gunnar E. Jagdmann, Harry R. Munson, Jr.
  • Patent number: 5206246
    Abstract: Compounds of general formula I ##STR1## wherein: X represents oxygen or sulphur; each of R.sup.1 and R.sup.3 independently represents hydrogen or a C.sub.1 -C.sub.4 alkyl group;Ar represents:a phenyl ring optionally substituted by one, two or three C.sub.1 -C.sub.4 alkoxy groups and/or by one or two halogen atoms;a phenyl ring of the general formula ##STR2## wherein R.sup.2 represents halogen, 4,5-benzo, C.sub.1 -C.sub.8 alkoxy, C.sub.1 -C.sub.4 alkylcarbonyl or Am, wherein Am represents amino, methylamino or dimethylamino,R.sup.4 represents C.sub.1 -C.sub.8 alkyl,n is 1 or 2; ora pyrimidinyl moiety of the general formula ##STR3## wherein R.sup.5 is C.sub.1 -C.sub.4 alkyl; and their N-oxides and pharmaceutically acceptable salts are useful as anxiolytic agents. A preferred compound is R-(+)-4-amino-N-(1-azabicyclo[2.2.2]oct-3-yl)-5-chloro-2-methoxybenzamide.
    Type: Grant
    Filed: July 23, 1991
    Date of Patent: April 27, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Michel Langlois, Alain Renaud, Robert J. Naylor, Brenda Naylor
  • Patent number: 5198449
    Abstract: Novel compounds of the formula below wherein W is azetidine, pyrrolidine or piperidine, Q is a straight chain hydrocarbon radical of 1-4 carbons and may contain a double bond, and ##STR1## Ar is phenyl, pyridinyl or pyrimidinyl, a process for their preparation, and novel intermediates are disclosed. The novel compounds and the pharmaceutical compositions of this invention are useful in the treatment of hypertension, arrhythmias and angina.
    Type: Grant
    Filed: April 27, 1990
    Date of Patent: March 30, 1993
    Assignee: A. H. Robins Company Incorporated
    Inventor: James R. Shanklin, Jr.
  • Patent number: 5194446
    Abstract: Methods of treating chronic arthritis and osteoporosis which utilize both known and novel compounds which would fall under the general formula:(HO)p--A--[--OS(O).sub.2 NR.sup.1 R.sup.2 ].sub.zwherein A encompasses a wide range of values including but not limited to aryl, loweralkyl, cycloalkyl, and carbohydrates including sucrose and fructose; p is equal to the number of unreacted hydroxy groups contained on the molecule and may be zero; z is the number of --OS(O).sub.2 NR.sup.1 R.sup.2 groups and is always at least one; R.sup.1 and R.sup.2 are selected from hydrogen, loweralkyl, carboxy and the like; a novel process for preparing the compounds is provided wherein an appropriate sulfamic acid aryl ester is reacted with a hydroxy substituted A radical which may or may not contain thereon protected carboxyl, amino or hydroxy substituents, in an aprotic solvent containing a tertiary amine base. Pharmaceutical compositions for the treatment of chronic arthritis and osteoporosis are also provided.
    Type: Grant
    Filed: July 24, 1991
    Date of Patent: March 16, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Young S. Lo, Joseph C. Nolan, William J. Welstead, Jr., David A. Walsh, Dwight A. Shamblee, Ibrahim M. Uwaydah
  • Patent number: 5192785
    Abstract: Sulfamate esters of the formula(HO).sub.p --A--[OSO.sub.2 NR.sup.1 R.sup.2 ].sub.zwhere A is aryloxyalkyl, p is the number of unreacted hydroxy groups present on the alkyl moiety and may be zero, z is the number of --OS(O).sub.2 NR.sup.1 R.sup.2 groups attached to carbons of the alkyl moiety and is always at least one; R.sup.1 and R.sup.2 are selected from hydrogen, loweralkyl, carboxy, and the like are useful in treating glaucoma.
    Type: Grant
    Filed: June 10, 1991
    Date of Patent: March 9, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Young S. Lo, Joseph C. Nolan, Dwight A. Shamblee
  • Patent number: 5190953
    Abstract: Novel 1-azabicyclo[3.2.1]octan-5-ylmethyl and 1-azabicyclo[3.3.1]nonan-5-ylmethyl amines and alcohols are coupled with aryl carboxylic acids to obtain compounds having the formula: ##STR1## wherein X is --O-- or --NH-- and n is 1 or 2 which are useful in increasing gastric motility, in preventing emesis and emesis caused by anticancer treatments, anxiety, certain arrhythmias, and disorders caused by serotonin imbalances.
    Type: Grant
    Filed: March 26, 1992
    Date of Patent: March 2, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Harry R. Munson, Jr., Gunnar E. Jagdmann
  • Patent number: 5183903
    Abstract: This invention relates to an improved process for the preparation of 3-phenoxy-1-azetidinecarboxamides of Formula I which are useful ##STR1## in the treatment of epileptic seizures. Under Formula I, n is 1 to 3, X is H, halogen, trifluoromethyl, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, acetyl, or aminocarbonyl, and R is H or methyl. This process involves heating a 3-phenoxyazetidine with urea to obtain the Formula I compound. Urea is inexpensive and easily removed by washing the solid Formula I product with water.
    Type: Grant
    Filed: November 26, 1991
    Date of Patent: February 2, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: William J. Welstead, Jr., Young S. Lo
  • Patent number: 5183902
    Abstract: A method of treating animals to obtain muscle relaxation and/or to relieve anxiety is disclosed utilizing novel and known 3-aryloxy and 3-arylthioazetidinecarboxamides having the formula: ##STR1## wherein Z is oxygen or sulfur; B is oxygen or sulfur; Ar is pyridyl or halo substituted pyridyl, phenyl or substituted phenyl; R.sup.1 and R.sup.2 are hydrogen, loweralkyl, aryl, allyl groups, propargyl, cycloalkyl, loweralkylcycloalkyl, cycloalkylloweralkyl, arylloweralkyl and diloweralkylaminoalkyl, and R.sup.1 and R.sup.2 when taken together with the adjacent nitrogen atom may form a heterocyclic amine radical; R.sup.3 is hydrogen, loweralkyl, aryl or arylloweralkyl, and the geometrical isomers thereof and pharmaceutical salts thereof and hydrates thereof when they are possible.
    Type: Grant
    Filed: August 9, 1991
    Date of Patent: February 2, 1993
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Chandler R. Taylor, Jr., Albert D. Cale, Jr., Harold F. Stauffer, Jr.
  • Patent number: 5171753
    Abstract: Derivatives of 2-amino-1-phenylethanol were prepared from substituted amines and benzoin, stilbene oxide or styrene oxide to give compounds of Formula: ##STR1## where R is H or (un)substituted phenyl and C is a linking group or terminal group. The compounds of this invention can inhibit ulceration in in-vivo studies in rats.
    Type: Grant
    Filed: May 15, 1991
    Date of Patent: December 15, 1992
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Harry R. Munson, Jr., Robert F. Boswell
  • Patent number: 5151418
    Abstract: A method of treating animals to obtain muscle relaxation and/or to relieve anxiety is disclosed utilizing novel and known 3-aryloxy and 3-arylthioazetidinecarboxamides having the formula: ##STR1## wherein Z is oxygen or sulfur; B is oxygen or sulfur; Ar is pyridyl or halo substituted pyridyl, phenyl or substituted phenyl; R.sup.1 and R.sup.2 are hydrogen, loweralkyl, aryl, allyl groups, propargyl, cycloalkyl, loweralkylcycloalkyl, cycloalkylloweralkyl, arylloweralkyl and diloweralkylaminoalkyl, and R.sup.1 and R.sup.2 when taken together with the adjacent nitrogen atom may form a heterocyclic amine radical; R.sup.3 is hydrogen, loweralkyl, aryl or arylloweralkyl, and the geometrical isomers thereof and pharmaceutical salts thereof and hydrates thereof when they are possible.
    Type: Grant
    Filed: August 9, 1991
    Date of Patent: September 29, 1992
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Chandler R. Taylor, Jr., Albert D. Cale, Jr., David N. Johnson, Harold F. Stauffer, Jr.
  • Patent number: 5140026
    Abstract: Compounds of this invention are represented by the formula: ##STR1## wherein Z is a C.sub.1 -C.sub.6 alkylene group and R is an alkyl or substituted alkyl group. Class III antiarrhythmic activity is determined in vitro using an electrophysiological test where prolongation of the action potential duration is an indication of activity.
    Type: Grant
    Filed: May 9, 1991
    Date of Patent: August 18, 1992
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Mark R. Hellberg, James R. Shanklin, Jr.
  • Patent number: 5137895
    Abstract: 3-[N-Aroyl(or thioaryol)aminoalkyl]-3-quinuclidinols corresponding to the formula: ##STR1## wherein X is O or S, and Ar is phenyl, substituted phenyl, indole, indazole or pyrimidine; optical isomers and the pharmaceutically acceptable acid addition salts and solvates thereof. These compounds have gastric emptying, antiemetic, anxiolytic and selective serotonin modulating or inhibiting activity.
    Type: Grant
    Filed: April 29, 1991
    Date of Patent: August 11, 1992
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Harry R. Munson, Jr., Gunnar E. Jagdmann, Jr.
  • Patent number: 5130309
    Abstract: Methods of treating cardiac arrhythmias and convulsions in warm-blooded animas and pharmaceutical compositions therefor are disclosed. The compounds useful in the methods of treatment and compositions are represented by the formula ##STR1## where n is 0 to 3 and R is H, C.sub.1 -C.sub.4 alkyl or arylalkyl and Ar is phenyl or substituted phenyl.
    Type: Grant
    Filed: April 12, 1991
    Date of Patent: July 14, 1992
    Assignee: A. H. Robins Company, Incorporated
    Inventors: James R. Shanklin, Jr., Mark R. Hellberg
  • Patent number: 5122377
    Abstract: A veterinary drug delivery system suitable for oral administration to animals comprising a suitable medication, a nonvolatile oil, silicone dioxide, capric/caprylic triglyceride and/or capric/caprylic/stearic triglyceride. Flavorings can be added to enhance the taste, however, even without extra flavorings the drug delivery system in administrable form is palatable. At room temperature ay and physical analysis demonstrated no significant changes in active ingredient quality. Additionally, no separation of ingredients and no changes in overall physical appearance were noted.
    Type: Grant
    Filed: November 19, 1990
    Date of Patent: June 16, 1992
    Assignee: A.H. Robins, Company, Incorporated
    Inventors: Larry C. Miller, Thomas S. Ingallinera, Kyong K. Saw
  • Patent number: 5114944
    Abstract: This invention provides a 2-arylpyrazolo[1,5-a]pyrimidine-3-acetic acid corresponding to the formula: ##STR1## where X is hydrogen or a halogen, hydroxy, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy substituent; Y is hydrogen or a halogen, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy substituent; Z is a hydroxy, C.sub.1 -C.sub.4 alkoxy or --NRR substituent; and R is hydrogen or a C.sub.1 -C.sub.4 alkyl substituent; or a pharmaceutically acceptable salt thereof which is useful as a therapeutic agent which exhibits anxiolytic, anticonvulsant and muscle relaxant effects in a warm blooded animal.
    Type: Grant
    Filed: April 12, 1991
    Date of Patent: May 19, 1992
    Assignee: A. H. Robins Company Incorporated
    Inventors: Chandler R. Taylor, Jr., Harold F. Stauffer, Jr., Bruce E. Tomczuk
  • Patent number: 5109013
    Abstract: Novel compounds of the formula: ##STR1## wherein R and R.sup.1 are C.sub.1 -C.sub.6 alkyl or cycloalkyl and R.sup.2 and R.sup.3 are independently selected from C.sub.1 -C.sub.6 alkyl or aryl or --NR.sup.2 R.sup.3 forms a heterocyclic group which may be further substituted are disclosed. These compounds were found to possess muscle relaxant properties.
    Type: Grant
    Filed: June 6, 1990
    Date of Patent: April 28, 1992
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Albert D. Cale, Jr., Thomas W. Gero
  • Patent number: 5106857
    Abstract: A method of treating cardiac arrhythmias and muscle tension and spasticity with N-(1-methyl-3-pyrrolidinyl)-1-(phenylmethyl)-1H-benzimidazol-2-amine and analogs and the pharmaceutical compositions are herein disclosed. Illustratively, the compound having the structure: ##STR1## corrects an induced arrhythmia in 7 out of 8 dogs at 7 mg/kg IV and has an ED.sub.50 of 21 mg/kg in the mouse Straub-tail test.
    Type: Grant
    Filed: May 9, 1991
    Date of Patent: April 21, 1992
    Assignee: A. H. Robins Company, Incorporated
    Inventors: Albert D. Cale, Jr., Thomas W. Gero