Patents Assigned to Du Pont Merck Pharmaceutical
  • Patent number: 5102883
    Abstract: The pyrimidine biosynthesis inhibitors dichloroallyl lawsone, N-(phosphonoacetyl)-L-aspartic acid (PALA), pyrazofurin, and derivatives thereof, are useful as immunomodulatory and anti-inflammatory agents. Pharmaceutical formulations containing these compounds are useful for the treatment of autoimmune diseases, chronic inflammatory diseases, and of organ transplantation rejections.
    Type: Grant
    Filed: October 31, 1989
    Date of Patent: April 7, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Neil R. Ackerman, Bruce D. Jaffee
  • Patent number: 5093327
    Abstract: There are disclosed pharmaceutical compositions containing polyoxoanions, methods of using them alone or in combination with other compounds, such as AZT and Poly-I:C for the treatment of retroviruses. Also disclosed are novel polyoxoanions.
    Type: Grant
    Filed: July 16, 1991
    Date of Patent: March 3, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Peter J. Domaille, John W. Blasecki
  • Patent number: 5093351
    Abstract: Provided are substituted indoles, benzofurans, and benzothiophenes of the formula ##STR1## wherein X, R.sup.2 and R.sup.3 are described in the specification. These compounds are 5-lipoxygenase inhibitors and are useful as antiinflammatory agents.
    Type: Grant
    Filed: January 5, 1989
    Date of Patent: March 3, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventor: Douglas G. Batt
  • Patent number: 5091379
    Abstract: Topical polyethylene glycol based formulations for the delivery of 2-substituted-1-naphthols and indoles and particularly, 2-phenylmethyl-1-naphthol are provided. Said topical formulations exert excellent localized antiinflammatory activity while demonstrating low levels of skin penetration in vitro and in vivo thereby reducing unwanted side effects and reducing systemic toxicity associated with the active drug compounds.
    Type: Grant
    Filed: August 31, 1989
    Date of Patent: February 25, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventor: Bruce J. Aungst
  • Patent number: 5087565
    Abstract: A process for the production of .sup.32 P-labeled nucleotides in accordance with an enzymatic pathway utilizing phosphotransacetylase and acetate kinase.
    Type: Grant
    Filed: July 2, 1984
    Date of Patent: February 11, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventor: James J. Di Meo
  • Patent number: 5087628
    Abstract: A fluorene compound, 4,4'-[9H-fluoren-9-ylidenebis(methylene)]bispyrimidine, or a pharmaceutically acceptable salt thereof is useful in treating various neurological disorders in mammals. This compound has efficacy over a broad dosage range as measured by hypoxia induced cognition impairment and has a wide safety margin as measured by the ratio of cognition to the onset of overt symptoms.
    Type: Grant
    Filed: January 12, 1990
    Date of Patent: February 11, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Richard A. Earl, Victor J. DeNoble
  • Patent number: 5086059
    Abstract: There are provided novel bis-napthalimide compounds useful as antitumor agents, pharmaceutical compositions containing them and processes for preparing intermediates to such compounds.
    Type: Grant
    Filed: June 7, 1990
    Date of Patent: February 4, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Robert J. Ardecky, Arthur D. Patten, Jung-Hui Sun
  • Patent number: 5086063
    Abstract: Known and novel 4-aryl-4-piperidinecarbinols and heterocyclic analogs are useful as analgesics. Also provided are novel pyrrolidinecarbinols and hexahydroazepine carbinols which are useful as analgesics, antidepressants and, in some cases, as anorectic agents.
    Type: Grant
    Filed: August 28, 1989
    Date of Patent: February 4, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Engelbert Ciganek, Leonard Cook
  • Patent number: 5084465
    Abstract: Antifungal carbinols, particularly .alpha.-styryl carbinols, and the corresponding epoxy carbinols are provided. These carbinol compounds have the formula: ##STR1## or a pharmaceutically or agriculturally suitable salt thereof wherein E is a bond or an oxygen atom with the proviso that when E is oxygen; R, R.sup.1 are not halogen; andL, A, B, Q, R.sup.2, R.sup.3, R.sup.4 and n are as defined in the specification.
    Type: Grant
    Filed: October 23, 1990
    Date of Patent: January 28, 1992
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: John Cuomo, Richard S. Greenberg, Richard E. Olson
  • Patent number: 5084462
    Abstract: 4-Quinolinecarboxylic acids and derivatives thereof, such as 2-(2'-fluoro-1,1'-biphenyl-4-yl)-6-fluoro-3-methyl-4-quinolinecarboxylic acid, are useful as immunodulatory and anti-inflammatory agents. Pharmaceutical formulations containing such compounds are useful for the treatment of autoimmune diseases, organ transplantation rejection, graft vs. host disease, multiple sclerosis, and chronic inflammatory diseases such as rheumatoid arthritis.
    Type: Grant
    Filed: June 28, 1990
    Date of Patent: January 28, 1992
    Assignee: The Du Pont Merck Pharmaceutical Company
    Inventors: Neil R. Ackerman, Bruce D. Jaffee, Scott E. Loveless, Russell H. Neubauer
  • Patent number: 5075339
    Abstract: The invention relates to benzylketone phospholipase A.sub.2 inhibitors, pharmaceutical compositions containing them, and methods of treating phospholipase A.sub.2 -mediated conditions in mammals by administration of a therapeutically effective amount of such a benzylketone phospholipase A.sub.2 inhibitor. These compounds are also intermediates in the synthesis of other PLA.sub.2 inhibitors.
    Type: Grant
    Filed: June 1, 1990
    Date of Patent: December 24, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventor: Wendell W. Wilkerson
  • Patent number: 5068195
    Abstract: There is disclosed a perfusable cell culture device capable of expansion and maintenance of biological cells, including mammalian, microbial, plant and insect cells in culture. The device comprises an upper and lower polymeric film layer and a gas and liquid permeable flow divider membrane. The flow divider membrane is affixed between the upper and lower polymeric layers and to the lower polymeric layer in a manner providing channels for fluid distribution of culture medium which is perfused at a controlled rate, uniformly across the flow divider membrane and to a bed of cells dispersed on the flow divider membrane.
    Type: Grant
    Filed: November 2, 1988
    Date of Patent: November 26, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Gary W. Howell, Joseph D. Irr, Ara T. Nahapetian
  • Patent number: 5064827
    Abstract: Compounds of the present invention, are represented by the general formula ##STR1## wherein R.sub.1 group which may be alkyl of from 1 to about 6 carbon atoms, alkenyl of from 2 to about 6 carbon atoms, alkynyl of from 2 to about 10 carbon atoms, alkoxy wherein the alkyl group contains from 1 to about 6 carbon atoms, halogen, acetamido, amino, nitro, alkylamino of from 1 to about 6 carbon atoms, hydroxy, hydroxyalkyl of from 1 to about 6 carbon atoms, cyano or arylalkoxy wherein the alkyl group contains from 1 to about 6 carbon atoms R.sub.2, R.sub.3 and R.sub.4 are hydrogen or hydroxyl groups or the combination of either hydrogen or hydroxyl groups; W represents alkylene of from 1 to about 10 carbon atoms; and B represents --NHCOR.sub.5, --NHCONR.sub.5 R.sub.6, or --NHCOOR.sub.5 wherein R.sub.5 and R.sub.
    Type: Grant
    Filed: August 23, 1990
    Date of Patent: November 12, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Ghanshyam Patil, William L. Matier, Khuong H. X. Mai
  • Patent number: 5059620
    Abstract: The present invention relates to new compounds of the formula ##STR1## wherein X is ##STR2## wherein R.sub.1 is hydrogen, lower alkyl, phenyl, benzyl, cinnamoyl, thiophene, furan, pyrrole, imidazole, pyrazole oxazole or thiazole; W is hydrogen or hydroxy; (Y).sub.A is positioned ortho to W and is an aminoloweralkyl having the formula --CH.sub.2 NR.sub.2 R.sub.3 where R.sub.2 and R.sub.3 are the same or different and may be lower alkyl or R.sub.2 and R.sub.3 may together with N form a pyrrolidine, piperidine or azepine ring, and A is 2; n and m are independently from 0 to 5; and R is straight or branched C.sub.1 -C.sub.10 alkyl, straight or branched C.sub.3 -C.sub.10 cycloalkyl, straight or branched C.sub.2 -C.sub.4 alkenyl or straight or branched C.sub.2 -C.sub.4 alkynyl, or a pharmaceutically acceptable salt thereof.These compounds are useful in the treatment of various cardiac arrhythmias.
    Type: Grant
    Filed: April 7, 1988
    Date of Patent: October 22, 1991
    Assignee: The Du Pont Merck Pharmaceutical Company
    Inventors: David M. Stout, William L. Matier, Lawrence A. Black
  • Patent number: 5049570
    Abstract: Pyridylphenyl nitrogen heterocycle-substituted carbinols and derivatives thereof and pharmaceutical compositions containing such compounds are useful for treating inflammatory diseases in mammals.
    Type: Grant
    Filed: January 23, 1990
    Date of Patent: September 17, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Douglas G. Batt, Stephen W. Wright
  • Patent number: 5047505
    Abstract: Plasmid pUC8 and DNA coding for hIL-1.beta. are used to construct hybrid plasmids capable of high level expression in E. coli of soluble proteins, including mature hIL-1.beta. and derivatives of mature hIL-1.beta. having amino acid substitutions and insertions at one or all of positions 1 to 4 at the amino terminus. Derivatives of hIL-1.beta. with alterations at the N-terminus have been produced which have either enhanced or decreased bioactivity compared to native monocyte derived hIL-1.beta..
    Type: Grant
    Filed: December 18, 1987
    Date of Patent: September 10, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventor: James J. Huang
  • Patent number: 5043350
    Abstract: Benzo-fused cycloalkane and oxa- and thia- cycloalkane trans-1,2-diamine compounds of the formula: ##STR1## wherein A, B, C, D, n, X, Y, R, R.sup.1, R.sup.2 and R.sup.3 are as defined in the specification, e.g., trans-3,4-dichloro-N-methyl-N-[2-(pyrrolidin-1-yl)-5-methoxy-1,2,3,4-tetra hydronaphth-1-yl]benzeneacetamide, and the pharmaceutically acceptable salts or N-oxides thereof, are useful as analgesics and/or diuretics.
    Type: Grant
    Filed: December 21, 1989
    Date of Patent: August 27, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Penio Pennev, Parthasarathi Rajagopalan, Richard M. Scribner
  • Patent number: 5043443
    Abstract: Novel aminomethyloxooxazolidinyl arylbenzene derivatives, wherein the aryl includes the phenyl, substituted phenyl, pyridyl, and substituted pyridyl groups, such as (l)-N-{3-[4- (4'-pyridyl)phenyl]-2-oxooxazolidin-5-ylmethyl}acetamide, possess useful antibacterial activity.
    Type: Grant
    Filed: July 24, 1990
    Date of Patent: August 27, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Randall K. Carlson, Chung-Ho Park, Walter A. Gregory
  • Patent number: 5039706
    Abstract: The invention relates to benzylamine phosphilipase A.sub.2 inhibitors, pharmaceutical compositions containing them, and methods of treating phospholipase A.sub.2 -mediated conditions in mammals by administration of a therapeutically effective amount of such a benzylamine phospholipase A.sub.2 inhibitor.
    Type: Grant
    Filed: July 28, 1989
    Date of Patent: August 13, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventor: Wendell W. Wilkerson
  • Patent number: 5039690
    Abstract: Aminomethyl oxooxazolidinyl cycloalkylbenzene derivatives, such as l-N-[3-(2,3-dihydro-oxa or thio-lH-inden-5-yl)-2-oxooxazolidin-5-ylmethyl]acetamide, possess useful antibacterial activity.
    Type: Grant
    Filed: March 15, 1990
    Date of Patent: August 13, 1991
    Assignee: Du Pont Merck Pharmaceutical Company
    Inventors: Chia-Lin J. Wang, Mark A. Wuonola