Patents Represented by Attorney George Tarnowski
  • Patent number: 4833849
    Abstract: There are disclosed building enclosure assemblies consisting of gypsum-based panel members, a support means and a fire-resistant spline, for the construction of fixed or demountable, full or partial, interior or exterior walls, ceilings and floorings, which can meet code-mandated fire-rating and wind-loading requirements, and in which differently sized and shaped panel members can be articulated to one another through the cooperative assembly of the panel members with the support means and spline.
    Type: Grant
    Filed: June 15, 1988
    Date of Patent: May 30, 1989
    Inventors: Mark F. Williams, Barbara L. Williams
  • Patent number: 4833249
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 are each, independently, hydrogen, lower alkyl, aryl or halo, or R.sup.1 and R.sup.2 taken together represent ##STR2## where the dotted lines represent optional double bonds; R.sup.3, R.sup.4 and R.sup.5 are each, independently, hydrogen, lower alkyl, aryl or halo;R.sup.6 is 2-pyridinyl, 2-pyrazinyl, 2-quinolyl, 2-quinoxalinyl or any of the foregoing R.sup.6 moieties substituted by lower alkyl, lower alkoxy, trifluoromethyl, cyano, nitro or halo; orR.sup.6 is ##STR3## wherein R.sup.7 is phenyl, 2-pyridinyl, 2-pyrimidinyl, 3-pyridazinyl or 2-pyrazinyl or any of the foregoing R.sup.7 moieties substituted by lower alkyl, lower alkoxy, halo, cyano, trifluoromethyl or nitro;Z is --(CH.sub.2).sub.
    Type: Grant
    Filed: March 5, 1987
    Date of Patent: May 23, 1989
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, Guy A. Schiehser, Usha R. Patel
  • Patent number: 4826971
    Abstract: There are disclosed compounds having the formula ##STR1## wherein R.sub.1 is hydrogen, alkyl of 1-10 carbon atoms, phenyl or phenyl substituted with halo, lower alkyl, lower alkoxy, nitro, cyano or lower alkoxycarbonyl;R.sub.2 and R.sub.3 are phenyl or phenyl mono- or di- substituted with halo, lower alkyl, lower alkoxy, nitro, cyano, diloweralkylamino or lower alkoxycarbonyl and R.sub.2 and R.sub.3 may be the same or different; andR.sub.4 is alkyl of 1-10 carbon atoms, phenyl or phenyl mono- or di- substituted with halo, lower alkyl, lower alkoxy, cyano, nitro or lower alkoxycarbonyl;and their use as antifungal agents.
    Type: Grant
    Filed: June 28, 1984
    Date of Patent: May 2, 1989
    Assignee: American Home Products Corporation
    Inventor: Jerauld S. Skotnicki
  • Patent number: 4826990
    Abstract: There are disclosed compounds of the formula ##STR1## wherein X is ##STR2## Y is ##STR3## Z is ##STR4## R.sup.1 is ##STR5## n is 0-5; R.sup.2 is hydrogen, loweralkyl, loweralkoxy, lower alkoxycarbonyl, trifluoromethyl, nitro, cyano or halo;R.sup.3 is ##STR6## W represents a bond or ##STR7## m is 1-15; R.sup.4 is hydrogen or loweralkyl;R.sup.5 is lower alkyl, monofluoroloweralkyl, difluoroloweralkyl, polyfluoroloweralkyl, perfluoroloweralkyl or ##STR8## R.sup.6 is hydrogen, lower alkyl, ##STR9## and the pharmaceutically acceptable salts thereof, and their use in the treatment of leukotriene-mediated naso-bronchial obstructive airpassageway conditions, such as allergic rhinitis, allergic bronchial asthma and the like, and as antiinflammatory agents.
    Type: Grant
    Filed: September 30, 1987
    Date of Patent: May 2, 1989
    Assignee: American Home Products Corporation
    Inventors: John H. Musser, Reinhold H. W. Bender, Anthony F. Kreft, III
  • Patent number: 4824996
    Abstract: There are disclosed compounds of the formulaR.sup.1 -XwhereinR.sup.1 is alkyl of 8-22 carbon atoms;X is ##STR1## R.sup.2 is --(CH.sub.2).sub.n NR.sup.4 R.sup.5 ; R.sup.3 is hydrogen or lower alkyl;R.sup.4 is hydrogen or lower alkyl;R.sup.5 is hydrogen or lower alkyl; andn is 0-7, with the proviso that when X is ##STR2## n is 6-7; and their use in the prevention and/or treatment of conditions such as allergic rhinitis, allergic bronchial asthma and other naso-bronchial obstructive air-passageway conditions, other immediate hypersensitivity reactions such as allergic conjunctivitis and various inflammatory conditions.
    Type: Grant
    Filed: November 6, 1986
    Date of Patent: April 25, 1989
    Assignee: American Home Products Corporation
    Inventors: William H. McGregor, Joseph Y. Chang
  • Patent number: 4816464
    Abstract: There is disclosed a method for the treatment of inflammatory conditions and of collagenase-induced tissue destruction which comprises the administration of a therapeutically effective amount of a compound of the formula ##STR1## wherein R.sup.1 is lower alkyl or lower alkenyl or any of the foregoing optionally substituted with fluoro, carboxy, lower alkoxycarbonyl, OR.sup.2, N(R.sup.2).sub.2, SR.sup.2 CON(R.sup.2).sub.2, SO.sub.2 R.sup.2, cyano, nitro or trifluoromethyl;R.sup.2 is hydrogen, lower alkyl or phenyl;R.sup.3 is halo, morpholino, 4-methylpiperazino, R.sup.4 NNHR.sup.5, NR.sup.4 R.sup.5, OR.sup.5, SR.sup.5, ##STR2## R.sup.4 is hydrogen or lower alkyl; R.sup.5 is hydrogen, lower alkyl, lower alkanoyl, lower cycloalkyl or phenyl; andR.sup.6 and R.sup.
    Type: Grant
    Filed: June 22, 1987
    Date of Patent: March 28, 1989
    Assignee: American Home Products Corporation
    Inventors: Steven C. Gilman, Jerauld S. Skotnicki
  • Patent number: 4812567
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 taken together represent ##STR2## with the proviso that in ##STR3## when X is lower alkylene or O, m is other than 1; and when R.sup.1 and R.sup.2 taken together represent ##STR4## R.sup.3 is other than unsubstituted or substituted 2-pyridinyl or 2-pyrimidinyl;R.sup.3 is unsubstituted or substituted 2-pyridinyl, 2-pyrimidinyl, 2-pyrazinyl or 3-pyridazinyl, where the substituents are selected from the group lower alkyl, lower alkoxy, halo, cyano and nitro;Z is --(CH.sub.2).sub.n -- or vinylene;X is lower alkylene, vinylene or O;m is 1-4;n is 1-3;o is 1-5;p is 0-1;and the pharmaceutically acceptable salts thereof and their use as antipsychotic/anxiolytic agents having a low liability for extrapyramidal side effects.
    Type: Grant
    Filed: December 17, 1986
    Date of Patent: March 14, 1989
    Assignee: American Home Products Corporation
    Inventor: Magid A. Abou-Gharbia
  • Patent number: 4812574
    Abstract: The invention concerns a process for preparing a thiazolo[3,2-a]benzimidazole of formula I ##STR1## in which formula n is 1 or 2, and R.sub.1 is hydrogen, lower alkyl, lower alkoxy, trifluoromethyl or halo, or a salt thereof which comprises dehydrating a compound of formula II, ##STR2## or a salt thereof wherein n and R, are as defined above, and COOR is an acid or ester function in the presence of an acid selected from sulphuric, sulphonic and phosphoric acid or mixtures thereof and if desired or required an inert solvent provided that if water is present then the amount of water is less than about 15% by volume of the acid, the reaction being carried out with heating if necessary.
    Type: Grant
    Filed: December 23, 1987
    Date of Patent: March 14, 1989
    Assignees: John Wyeth & Brother Ltd., American Home Products Corporation
    Inventors: Robin G. Shepherd, Sie-Yearl Chai, Maynard E. Lichty, Arnold S. Milowsky
  • Patent number: 4808612
    Abstract: There is disclosed a method for the treatment of inflammatory conditions and of collegenase-induced tissue destruction which comprises the administration of a therapeutically effective amount of a compound of the formula ##STR1## wherein R.sup.1 is phenyl or naphthyl, or phenyl or naphthyl substituted with halo, lower alkyl, lower alkyl carbonyl, benzoyl, carboxy, lower alkoxycarbonyl, OR.sup.2, N(R.sup.2).sub.2, CON(R.sup.2).sub.2, SO.sub.3 R.sup.2, SO.sub.2 N(R.sup.2).sub.2, phenylsulfonyl, lower alkylsulfonyl, cyano nitro or trifluoromethyl;R.sup.2 is hydrogen, lower alkyl or phenyl;R.sup.3 is halo, morpholino, 4-methylpiperazino R.sup.4 NNHR.sup.5, NR.sup.4 R.sup.5, OR.sup.5, SR.sup.5, ##STR2## R.sup.4 is hydrogen or lower alkyl; R.sup.5 is hydrogen, lower alkyl, lower alkanoyl, lower cycloalkyl or phenyl; andR.sup.6 and R.sup.
    Type: Grant
    Filed: May 7, 1987
    Date of Patent: February 28, 1989
    Assignee: American Home Products Corporation
    Inventors: Jerauld S. Skotnicki, Steven C. Gilman
  • Patent number: 4808715
    Abstract: Novel quinazoline and cinnoline derivatives having the formula ##STR1## (wherein one of A and B is CH and the other one of A and B is N; X.sub.1 is halogen or CF.sub.3 and X.sub.3 is one of the groups II, III, IV or V ##STR2## where Q is lower alkylene; R.sub.1 is hydrogen or lower alkyl; R.sub.2 and R.sub.3 are independently lower alkyl or R.sub.2 and R.sub.3 are a divalent radical such that HNR.sub.2 R.sub.3 is a secondary cyclic amine with 5 to 7 ring atoms; R.sub.4 is lower alkyl; n is 0 or 1; the rings shown in formulae III and IV are piperidine or pyrrolidine optionally substituted by lower alkyl; and the ring shown in formula V is piperazine optionally substituted by lower alkyl) and their pharmaceutically acceptable salts are useful as pharmaceuticals particularly as anti-hypertensives. Novel intermediates are also described including the corresponding sulphonic acids of formula I ( (where A, B and X.sub.1 are defined above and X.sub.3 is OH).
    Type: Grant
    Filed: January 6, 1988
    Date of Patent: February 28, 1989
    Assignee: John Wyeth & Brother Limited
    Inventors: John T. A. Boyle, Richard S. Todd
  • Patent number: 4806346
    Abstract: A process for preparing the purified F(ab).sub.2 fragment of equine Ig(T) from horses hyperimmunized with snake venom which comprises:(a) passing crude diluted hyperimmune equine serum contianing snake venom antigen specific Ig(T) buffered to an acidic pH through a strong base anion exchange polymer;(b) passing the resultant pass-through solution to which is added sodium chloride to a concentration of 0.05-0.124M through a strong acid cation exchange polymer;(c) adjusting the pH of the pass-through of step (b) to a pH of 3.3, and digesting said pass-through with pepsin; and(d) ultrafiltering said pepsin-digested pass-through to obtain purified F(ab).sub.2 fragment of the snake venom antigen specific equine Ig(T).
    Type: Grant
    Filed: December 16, 1986
    Date of Patent: February 21, 1989
    Assignee: American Home Products Corporation
    Inventors: Wah-tung Hum, Shaw-guang Lee
  • Patent number: 4804751
    Abstract: There are disclosed compounds of the formula ##STR1## where X is methylene, ethylene or O and the dotted line represents an optional double bond, or one of Y or Z is ##STR2## R.sup.1 is unsubstituted or substituted phenyl, 2-pyridinyl, 2-pyrimidinyl, 2-pyrazinyl or 3-pyridazinyl, where the substituents are selected from the group lower alkyl, lower alkoxy, halo, cyano, nitro, hydroxy and trifluoromethyl;m is 2-4;n is 1-3;o is 1-5;and the pharmaceutically acceptable salts thereof and their use as antipsychotic/anxiolytic agents having a low liability for extrapyramidal side effects.
    Type: Grant
    Filed: June 30, 1987
    Date of Patent: February 14, 1989
    Assignee: American Home Products Corporation
    Inventor: Magid A. Abou-Gharbia
  • Patent number: 4794123
    Abstract: This invention relates to a method of treating ulcers or hypersecretion in a mammal which comprises administering a compound of formula ##STR1## or a pharmaceutically acceptable salt thereof wherein --B--B.sup.1 -- represents a chain of formula--CR.sup.5 .dbd.CR.sup.6 -- (Ib)or--(CHR.sup.5).sub.n --CR.sup.6 .dbd. (Ic);R represents an optionally substituted aryl or heteroaryl radical; R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently represent hydrogen, or a defined substituent or any adjacent pair of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 together with the carbon atoms to which they are attached complete a five or six membered saturated or unsaturated carbocyclic or heterocyclic ring, said ring being optionally substituted by a defined substituent said heterocyclic ring having at least one heteroatom selected from oxygen, nitrogen and sulphur. Novel compositions and compounds of formula I are also disclosed.
    Type: Grant
    Filed: October 13, 1987
    Date of Patent: December 27, 1988
    Assignee: John Wyeth & Brother Limited
    Inventors: Roger Crossley, Peter J. Meade
  • Patent number: 4792555
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R.sup.1 is lower alkyl, lower alkoxycarbonyl lower alkyl, aralkoxycarbonyl, aralkoxycarbonyl lower alkyl or indol-2-yllower alkyl;R.sup.2 is hydrogen, lower alkyl or biphenylyl lower alkylcarbonyl; orR.sup.1 and R.sup.2 taken together form a 5- or 6-membered saturated heterocyclic ring;R.sup.3 is hydrogen or lower alkyl;R.sup.4 is alkyl of 10-20 carbon atoms, cycloalkyl of 10-20 carbon atoms or phenylalkyl of 10-16 carbon atoms; orR.sup.3 and R.sup.4 taken are decahydroisoquinolin-2-yl, 3,5-dimethylpiperazin-1-yl or 3,3,5-trimethylhexahydroazepin-1-yl;or a pharmaceutically acceptable salt thereof, and their use in the prevention and/or treatment of conditions such as allergic rhinitis, allergic bronchial asthma and other naso-bronchial obstructive air-passageway conditions, other immediate hypersensitivity reactions such as allergic conjunctivities and various inflammatory conditions.
    Type: Grant
    Filed: March 20, 1987
    Date of Patent: December 20, 1988
    Assignee: American Home Products Corporation
    Inventors: William H. McGregor, Joseph Y. Chang
  • Patent number: 4788202
    Abstract: The invention concerns sulphonamides of general formula ##STR1## and their pharmaceutically acceptable acid addition salts. In formula (I), R represents hydrogen or lower alkyl, R.sup.1 and R.sup.2 which may be the same or different each represents hydrogen, lower alkyl, lower alkoxy or halogen, R.sup.3 and R.sup.4 which may be the same or different each represents lower alkyl, halo(lower)alkyl or aryl, A represents a lower alkylene group having 1 to 3 carbon atoms in the chain between the two N atoms and X represents O, S or NR.sup.5 (where R.sup.5 is hydrogen or lower alkyl). The compounds possess .alpha..sub.2 -adrenoceptor antagonistic activity in warm blooded animals.
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: November 29, 1988
    Assignee: John Wyeth & Brother Limited
    Inventor: Terence J. Ward
  • Patent number: 4788304
    Abstract: There is disclosed a method for the treatment of immunoinflammatory conditions, such as allergy, anaphylaxis, asthma and inflammation in mammals which comprises administering to a mammal so afflicted an effective amount of a compound having the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each, independently, hydrogen, hydroxy, lower alkyl, lower alkoxy, haloloweralkyl, haloloweralkyl sulfony., halo or nitro;R.sup.3 is hydrogen, lower alkyl, or aryl of 7-12 carbon atoms;X is ##STR2## A is --CH.sub.2 --,--O-- or --S--; m is 0-8;n is 0-7, with the proviso that m+n.ltoreq.
    Type: Grant
    Filed: December 7, 1987
    Date of Patent: November 29, 1988
    Assignee: American Home Products Corporation
    Inventors: Lisa A. Marshall, Kurt E. Steiner, Guy A. Schiehser
  • Patent number: 4788306
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 are each, independently, hydrogen, hydroxy, lower alkyl, lower alkoxy, haloloweralkyl, haloloweralkyl sulfonyl, halo or nitro;R.sup.3 is hydrogen, lower alkyl, or aryl of 7-12 carbon atoms; ##STR2## A is --CH.sub.2 --, --O-- or --S--; m is 1-8;n is 0-7, with the proviso that m+n.ltoreq.8;or a pharmacologically acceptable salt thereof, and their use as fatty acid oxidation inhibitors possessing a significantly reduced potential for impairment of normal cardiac function, and having particular utility in the treatment of glucose and fatty acid metabolism disorders, such as diabetes.
    Type: Grant
    Filed: August 21, 1987
    Date of Patent: November 29, 1988
    Assignee: American Home Products Corporation
    Inventors: Guy A. Schiehser, Donald P. Strike
  • Patent number: 4786636
    Abstract: This invention relates to a method of treating ulcers or hypersecretion in a mammal which comprises administering a compound of formula ##STR1## or a pharmaceutically acceptable salt thereof wherein --B--B.sup.1 - represents a chain of formula--CR.sup.5 .dbd.CR.sup.6 -- (Ib)or--(CHR.sup.5).sub.n --CR.sup.6 .dbd. (Ic);R represents an optionally substituted aryl or heteroaryl radical; R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently represent hydrogen, or a defined substituent or any adjacent pair of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 together with the carbon atoms to which they are attached complete a five or six membered saturated or unsaturated carbocyclic or heterocyclic ring, said ring being optionally substituted by a defined substituent said heterocyclic ring having at least one heteroatom selected from oxygen, nitrogen and sulphur. Novel compositions and compounds of formula I are also disclosed.
    Type: Grant
    Filed: October 13, 1987
    Date of Patent: November 22, 1988
    Assignee: John Wyeth & Brother Limited
    Inventors: Roger Crossley, Peter J. Meade
  • Patent number: 4772703
    Abstract: There are disclosed compounds of the formula ##STR1## wherein ##STR2## R.sup.2 is hydrogen, loweralkyl, loweralkoxy, lower alkoxycarbonyl, trifluoromethyl, nitro, cyano or halo;R.sup.3 is hydrogen or loweralkyl;R.sup.4 is hydrogen, lower alkyl, --COOR.sup.3 or ##STR3## R.sup.5 is lower alkyl, monofluoroloweralkyl, difluoroloweralkyl, polyfluoroloweralkyl, perfluoroloweralkyl or ##STR4## and the pharmaceutically acceptable salts thereof, and their use in the treatment of leukotriene-mediated naso-bronchial obstructive airpassageway conditions, such as allergic rhinitis, allergic bronchial asthma and the like, and as antiinflammatory agents.
    Type: Grant
    Filed: May 15, 1987
    Date of Patent: September 20, 1988
    Assignee: American Home Products Corporation
    Inventors: John H. Musser, Dennis M. Kubrak, Anthony F. Kreft, III, Reinhold H. W. Bender
  • Patent number: 4769461
    Abstract: There are disclosed compounds of the formula ##STR1## wherein W represents a covalent bond or ##STR2## X is N or CR.sup.2 ; Y is O, S, NR.sup.2 or C(R.sup.2).sub.2 when n=0, or N or CR.sup.2 when n=1Z is ##STR3## R.sup.1 is hydrogen, lower alkyl, trifluoromethyl, nitro, hydroxy, lower alkoxy, mercapto, loweralkylthio or halo;R.sup.2 is hydrogen or lower alkyl;n is 0-1;m is 1-6 with the proviso that m is 0-5 when W represents a covalent bond;and the pharmaceutically acceptable salts thereof, and their use in the treatment of leukotriene-mediated naso-bronchial obstructive airpassageway conditions, such as allergic rhinitis, allergic bronchial asthma and the like, in psoriasis, ulcerative colitis, rheumatoid arthritis as well as in other immediate hypersensitivity reactions.
    Type: Grant
    Filed: September 16, 1986
    Date of Patent: September 6, 1988
    Assignee: American Home Products Corporation
    Inventors: John H. Musser, Dennis M. Kubrak