Patents Represented by Attorney, Agent or Law Firm Liza D. Hohenschutz
  • Patent number: 5565465
    Abstract: Amides having formula I: ##STR1## wherein E, X, R.sup.2 and R.sup.3 have the meanings given in the specification, and pharmaceutically acceptable salts and pharmaceutically acceptable in vivo hydrolysable esters thereof, which are useful in the treatment of urinary incontinence. Further provided are processes for preparing the amides and pharmaceutical compositions containing them.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: October 15, 1996
    Assignee: Imperial Chemical Industries PLC
    Inventors: Keith Russell, Cyrus J. Ohnmacht, Keith H. Gibson
  • Patent number: 5532366
    Abstract: The present invention relates to certain novel amide derivatives which are pyrido[3,4-d]pyrimidin-7-ylacetamides which are inhibitors of human leukocyte elastase (HLE), also known as human neutrophil elastase (HNE), making them useful whenever such inhibition is desired, such as for research tools in pharmacological, diagnostic and related studies and in the treatment of diseases in mammals in which HLE is implicated. The invention also includes intermediates useful in the synthesis of these amide derivatives, processes for preparing the amide derivatives, pharmaceutical compositions containing such amide derivatives and methods for their use.
    Type: Grant
    Filed: January 19, 1995
    Date of Patent: July 2, 1996
    Assignee: Zeneca Limited
    Inventors: Philip D. Edwards, Peter Warner, Donald J. Wolanin
  • Patent number: 5510386
    Abstract: Compounds of formula I ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and A-B have any of the meanings given in the specification, and their pharmaceutically acceptable salts are useful in the treatment of urinery incontinence. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
    Type: Grant
    Filed: March 11, 1994
    Date of Patent: April 23, 1996
    Assignee: Zeneca Limited
    Inventors: James R. Empfield, Daniel R. Mayhugh, Keith Russell
  • Patent number: 5504089
    Abstract: Compounds of formula I ##STR1## wherein R.sup.1 -R.sup.4, X, Y, and Z have any of the meanings given in the specification, and their pharmaceutically acceptable salts are useful as potassium channel openers for the treatment of urinary incontinence. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
    Type: Grant
    Filed: May 13, 1994
    Date of Patent: April 2, 1996
    Assignee: Zeneca Limited
    Inventor: Keith Russell
  • Patent number: 5486515
    Abstract: Compounds of formula I ##STR1## wherein X.sup.a, X.sup.b, R, R.sup.1 and R.sup.2 have any of the meanings given in the specification, and their pharmaceutically acceptable salts are useful as potassium channel openers for the treatment of urinary incontinence. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
    Type: Grant
    Filed: May 9, 1994
    Date of Patent: January 23, 1996
    Assignee: Zeneca Limited
    Inventors: Frederick J. Brown, Keith Russell, Paul J. Warwick, Jr.
  • Patent number: 5484612
    Abstract: A method of treating a mammal having a solid tumor susceptible to treatment with cisplatin comprising: administering to the mammal an effective amount of 3-amino-1,2,4-benzotriazine 1,4-dioxide; and administering to the mammal an effective amount of cisplatin about 0.5 to about five hours after administration of the 3-amino-1,2,4-benzotriazine 1,4-dioxide.
    Type: Grant
    Filed: September 22, 1993
    Date of Patent: January 16, 1996
    Assignee: The Board of Trustees of the Leland Stanford Junior University
    Inventor: J. Martin Brown
  • Patent number: 5484792
    Abstract: Compounds of general formula I, ##STR1## and pharmaceutically acceptable salts thereof, in which R.sup.1 has any of the meanings given in the specification, pharmaceutical compositions comprising them and their use in the treatment of urinary incontinence.
    Type: Grant
    Filed: February 8, 1994
    Date of Patent: January 16, 1996
    Assignee: Imperial Chemical Industries, plc
    Inventors: Cyrus J. Ohnmacht, Robert J. Harris, Diane A. Trainor
  • Patent number: 5482969
    Abstract: Compounds of formula I: ##STR1## wherein, ring C, A-B, R.sup.1, n, R.sup.2, and R.sup.3 have any of the meanings given in the specification, and their pharmaceutically acceptable salts are useful in the treatment of urinary incontinence. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
    Type: Grant
    Filed: March 11, 1994
    Date of Patent: January 9, 1996
    Assignee: Zeneca Limited
    Inventors: James R. Empfield, Cyrus J. Ohnmacht, Keith Russell, Diane A. Trainor, Paul J. Warwick, Jr.
  • Patent number: 5466826
    Abstract: A physical form of (R)-3-methoxy-4-[1-methyl-5-(2-methyl-4,4,4-trifluorobutylcarbamoyl)indol- 3-ylmethyl]-N-(2-methylphenylsulphonyl)benzamide substantially free of other physical forms, which form is crystalline and has an X-ray powder diffraction pattern with specific peaks at 2.THETA.=14.0.degree., 19.4.degree., 22.0.degree., 22.4.degree. and 24.7.degree., processes for preparing the form and pharmaceutical compositions containing it. The compound is a leukotriene antagonist useful in the treatment of diseases such as asthma.
    Type: Grant
    Filed: June 17, 1994
    Date of Patent: November 14, 1995
    Assignee: Imperial Chemical Industries, PLC
    Inventor: Murray W. Cuthbert
  • Patent number: 5453431
    Abstract: The present invention provides methods of treating graft-versus-host disease comprising administering to a patient having graft-versus-host disease an effective mount of hydroxychloroquine. The present invention aim provides a method of suppressing alloreactivity arising from reactions of donor T lymphocytes against recipient cells comprising administering to said cells an amount of hydroxychloroquine effective to suppress such alloreaetivity.
    Type: Grant
    Filed: October 29, 1993
    Date of Patent: September 26, 1995
    Inventor: Andrew L. Gilman
  • Patent number: 5414135
    Abstract: A new class of polyalkylene oxide vinyl sulfone reagents is described. Also described are a method by which these reagents can be prepared as well as a method for using them in hydrated media for the modification of proteins. The novel polymer-to-protein conjugates made by reacting these reagents with proteins have advantages over similar conjugates prepared with prior art reagents in that they are more stable against hydrolysis and retain the positive charge carrying capacity at amine sites at which the modifying reagents are attached.
    Type: Grant
    Filed: November 16, 1993
    Date of Patent: May 9, 1995
    Assignee: Sterling Winthrop Inc.
    Inventors: Robert A. Snow, David L. Ladd
  • Patent number: 5378803
    Abstract: Azole-fused peptides useful as Substance P antagonists and analgesics, for example ##STR1## wherein ##STR2## represents ##STR3## wherein X is O, S or NH and * is D, or as intermediates therefor are prepared by azole and peptide forming methods.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: January 3, 1995
    Assignee: Sterling Winthrop Inc.
    Inventors: Barry A. Morgan, Thomas D. Gordon, Philip E. Hansen, Jasbir Singh
  • Patent number: 5367080
    Abstract: A targeting radioactive immunoreagent comprising a compound having the structure ##STR1##
    Type: Grant
    Filed: October 29, 1991
    Date of Patent: November 22, 1994
    Assignee: Sterling Winthrop Inc.
    Inventors: John L. Toner, David A. Hilborn, Bruce J. Murray, Timothy Z. Hossain
  • Patent number: 5340805
    Abstract: The method of use of danazol for reducing or eliminating urinary incontinence and any associated frequent urination in a person suffering therefrom and pharmaceutical compositions therefor are disclosed.
    Type: Grant
    Filed: December 10, 1992
    Date of Patent: August 23, 1994
    Assignee: Sterling Winthrop Inc.
    Inventor: William J. Harrington, Jr.
  • Patent number: 5338845
    Abstract: A novel Aspergillus species, cyclic dimeric dipeptide derivatives which are biosynthetic products thereof and are useful as Substance P antagonists and therefore as analgesic and/or antiinflammatory agents, and a process for preparation of the biosynthetic products are disclosed.
    Type: Grant
    Filed: December 2, 1992
    Date of Patent: August 16, 1994
    Assignee: Sterling Winthrop Inc.
    Inventors: Colin J. Barrow, James E. Brownell, David R. Houck, Anderson C. Hong, Janet L. Popp, David M. Sedlock
  • Patent number: 5336507
    Abstract: This invention discloses a composition comprised of nanoparticles having a non-ionic surfactant as a surface modifier adsorbed on the surface thereof and a charged phospholipid as a cloud point modifier associated therewith, which cloud point modifier is present in an amount sufficient to increase the cloud point of the surface modifier. A preferred non-ionic surfactant surface modifier is a poloxamine or tyloxapol, and preferred charged phospholipid cloud point modifiers include dimyristoyl phosphatidyl glycerol. This invention further discloses a method of making nanoparticles having a non-ionic surfactant as a surface modifier adsorbed on the surface and a charged phospholipid as a cloud point modifier associated therewith, comprised of contacting said nanoparticles with the cloud point modifier for a time and under conditions sufficient to increase the cloud point of the surface modifier.
    Type: Grant
    Filed: December 11, 1992
    Date of Patent: August 9, 1994
    Assignee: Sterling Winthrop Inc.
    Inventors: George C. Na, Natarajan Rajagopalan
  • Patent number: 5322679
    Abstract: Compounds having the structure ##STR1## wherein (Z--COO is the residue of an iodinated aromatic acid;n is an integer from 1 to 20;R.sup.1 and R.sup.2 are independently H, alkyl, fluoroalkyl, cycloalkyl, aryl, aralkyl, alkoxy or aryloxy;R.sup.3 and R.sup.4 are independently H, alkyl, fluoroalkyl, cycloalkyl, aryl, aralkyl, alkoxy, aryloxy, halogen, hydroxy or acylamino; andR.sup.5 is alkyl, cycloalkyl, aryl, aralkyl, alkoxyalkyl or acetamidoalkyl;are useful as contrast agents in x-ray imaging compositions and methods.
    Type: Grant
    Filed: December 16, 1992
    Date of Patent: June 21, 1994
    Assignee: Sterling Winthrop Inc.
    Inventors: Edward R. Bacon, Sol J. Daum, Paul P. Spara
  • Patent number: 5314894
    Abstract: (S)-(+)-Hydroxychloroquine substantially free of (R)-(-)-hydroxychloroquine, or a pharmaceutically acceptable acid-addition salt thereof and a method of use thereof and a composition containing it for the treatment of malaria, lupus erythematosus or rheumatoid arthritis.
    Type: Grant
    Filed: September 15, 1992
    Date of Patent: May 24, 1994
    Assignee: Sterling Winthrop Inc.
    Inventors: Vera J. Stecher, William F. Michne
  • Patent number: 5308843
    Abstract: A method of inhibiting mammalian topoisomerase II and inhibiting the growth and inducing the regression of malignant cells in mammals by the action of a (S)-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine or -benzothiazine of the formula ##STR1## wherein R.sub.1 is hydrogen or fluoro, R.sub.2 and R.sub.3 each independently is hydrogen or alkyl having 1 to 4 carbon atoms, and X is O, S or S=O; a pharmaceutically acceptable acid-addition salt thereof; or a salt thereof with a pharmaceutically acceptable cation; and certain novel compounds of formula I.
    Type: Grant
    Filed: September 11, 1990
    Date of Patent: May 3, 1994
    Assignee: Sterling Drug Inc.
    Inventors: Susan Coughlin, George Y. Lesher, deceased, James B. Rake, Mark P. Wentland
  • Patent number: 5296496
    Abstract: 4-R.sub.1 -R.sub.2 -R.sub.3 -2-Saccharinylmethyl and 4,7-C-4,5,6,7-tetrahydro-2-saccharinylmethyl phosphates, phosphonates and phosphinates of formulas I and IIA respectively herein, useful in the treatment of degenerative diseases, and compositions containing them, methods for using them to treat degenerative diseases, and processes for their preparation by reaction of the corresponding 2-halomethylsaccharins with a phosphate, phosphonate or phosphinic acid of formula III herein in the presence of an acid-acceptor.
    Type: Grant
    Filed: December 8, 1992
    Date of Patent: March 22, 1994
    Assignee: Sterling Winthrop Inc.
    Inventors: Ranjit C. Desai, John J. Court, Dennis J. Hlasta