Patents Assigned to Aventis Pharmaceuticals Products Inc.
  • Patent number: 6153588
    Abstract: The invention is directed to a non-hygroscopic stable crystalline form of the antithrombotic compound N-[N-[N-(4-piperdin-4-yl)butanoyl)-N-ethylglycyl]-(L)-aspartyl]-(L)-.beta. -cyclohexyl-alanine amide, to processes for preparing said stable crystalline form, to a pharmaceutical composition thereof, and intermediates thereof, and the invention is directed also to processes for preparing a compound of the formula ##STR1## wherein: A, B, Z, E.sup.1, E.sup.2, G, R, m, n, and p are as defined herein.
    Type: Grant
    Filed: February 18, 1999
    Date of Patent: November 28, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Zofia J. Chrzan, James J. Mencel, David Toledo-Velasquez, Vincent Windisch, Rick G. Woodward, Diane C. Salazar, deceased, Narasimha M. Vemuri, Anthony J. Gardetto, Matthew R. Powers, Gregory G. Kubiak, Robert C. Liu, Benoit J. Vanasse, James P. Sherbine, Walter Rodriguez, Adam W. Sledeski
  • Patent number: 6143894
    Abstract: This invention is directed to methods for the preparation of [1S-[1a,2b,3b,4a(S*)]]-4-[7-[[1-(3-chloro-2-thienyl) methyl]propyl]amino]-3H-imidazo[4,5-b]pyridin-3-yl]-N-ethyl-2,3-dihydroxyc yclopentanecarboxamide, methods for the preparation of intermediates thereto, and to said intermediates themselves.
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: November 7, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Michael K. O'Brien, Herve Garcia, Patrick Leon, Tory H. Powner, Laurence W. Reilly, Harshavadan C. Shah, Michael D. Thompson, Ching T. Tsuei, Benoit J. Vanasse, Francis L. Walther
  • Patent number: 6140504
    Abstract: Compounds of the formula: ##STR1##
    Type: Grant
    Filed: February 4, 2000
    Date of Patent: October 31, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Scott I. Klein, Kevin R. Guertin, Alfred P. Spada
  • Patent number: 6133409
    Abstract: This invention is directed to a process for the solid phase synthesis of aldehyde, ketone, oxime, amine, hydroxamic acid and .alpha.,.beta.-unsaturated carboxylic acid and aldehyde compounds and to polymeric hydroxylamine resin compounds useful therefor.
    Type: Grant
    Filed: June 24, 1998
    Date of Patent: October 17, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Joseph M. Salvino, George C. Morton, Helen J. Mason, Richard F. Labaudiniere
  • Patent number: 6127515
    Abstract: This invention is directed to a functionalized amino resin of formula ##STR1## wherein S is a solid support; R is H or alkyl; A is ##STR2## Y is OH or OCOR.sup.1 ; and R.sup.1 is aliphatic or aromatic which is useful for the solid phase synthesis of amides, peptides and hydroxamic acids.
    Type: Grant
    Filed: May 21, 1999
    Date of Patent: October 3, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Franco Manfre, Benoit J. Vanasse, Richard F. Labaudiniere, George C. Morton
  • Patent number: 6103705
    Abstract: The invention is also directed to pharmaceutical composition comprising a compound having anti-Xa activity, a platelet aggregation antagonist compound and a pharmaceutically acceptable carrier. The invention is also directed to a method of treating or preventing a thrombogenic condition associated with a thrombosis related ischemic disorder in a patient comprising administering to said patient pharmaceutically effective amounts of a compound having anti-Xa activity and a platelet aggregation antagonist compound. In addition, this invention is directed to the use of pharmaceutically effective amounts of a compound having anti-Xa activity and a platelet aggregation antagonist compound in the preparation of a medicament for treating or preventing a physiological condition associated with thrombosis related ischemic disorder.
    Type: Grant
    Filed: November 16, 1998
    Date of Patent: August 15, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Andre Uzan, Alain H. Curaudeau, Robert J. Leadley, Christopher T. Dunwiddie, Mark H. Perrone
  • Patent number: 6080767
    Abstract: The compounds according to the invention are substituted N-[(aminoiminomethyl or aminomethyl)phenyl]propyl amides of formula I herein which exhibit useful pharmacological activity and accordingly are incorporated into pharmaceutical compositions and used in the treatment of patients suffering from certain medical disorders. More especially, they are Factor Xa inhibitors. The present invention is directed to compounds of formula I, compositions containing compounds of formula I, methods for their preparation and their use, which are for treating a patient suffering from, or subject to, conditions which can be ameliorated by the administration of an inhibitor of Factor Xa.
    Type: Grant
    Filed: June 27, 1997
    Date of Patent: June 27, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Scott I. Klein, Kevin R. Guertin, Alfred P. Spada
  • Patent number: 6057320
    Abstract: This invention relates to bis mono- and/or bicyclic aryl and/or heteroaryl compounds exhibiting protein tyrosine kinase inhibition activity. More specifically, it relates to the method of inhibiting abnormal cell proliferation in a patient suffering from a disorder characterized by such proliferation comprising the administration thereto of an EGF and/or PDGF receptor inhibiting effective amount of said bis mono- and/or bicyclic aryl and/or heteroaryl compound and to the preparation of said compounds and their use in pharmaceutical compositions used in this method.
    Type: Grant
    Filed: June 25, 1997
    Date of Patent: May 2, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Alfred P. Spada, Michael R. Myers, Martin P. Maguire, Paul E. Persons