Patents Examined by Mukund J. Shah
  • Patent number: 6500855
    Abstract: This invention relates generally to inhibitors of trypsin-like serine protease enzymes, especially factor Xa or thrombin, pharmaceutical compositions containing the same, and methods of using the same as anticoagulant agents for treatment and prevention of thromboembolic disorders.
    Type: Grant
    Filed: January 2, 2002
    Date of Patent: December 31, 2002
    Assignee: Bristol-Myers Squibb Pharma Company
    Inventors: Patrick Y. S. Lam, Charles G. Clark, Renhau Li, Donald J. P. Pinto
  • Patent number: 6500830
    Abstract: A process for preparing doxazosin mesylate in modification A which comprises dissolving doxazosin with methanesulfonic acid in methanol or a mixture of an aprotic, polar organic solvent and methanol, removing any turbidity from the resulting solution, and stirring the resulting clear solution until no further precipitate separates out, removing, washing with methanol, heating the precipitate in the moist state in ethanol and, after cooling, isolating the resulting product is described.
    Type: Grant
    Filed: July 3, 2000
    Date of Patent: December 31, 2002
    Assignee: Knoll Aktiengesellschaft
    Inventors: Peter Klein, Marco Thyes, Dieter Hix
  • Patent number: 6500852
    Abstract: The present invention provides methods of synthesizing and screening inhibitors of bacterial NAD synthetase enzyme, compounds thereof, and methods of treating bacterial and microbial infections with inhibitors of bacterial NAD synthetase enzyme.
    Type: Grant
    Filed: July 14, 2000
    Date of Patent: December 31, 2002
    Assignee: University of Alabama Research Foundation
    Inventors: Wayne J. Brouillette, Donald Muccio, Mark J. Jedrzejas, Christie G. Brouillette, Yancho Devedjiev, Walter Cristofoli, Lawrence J. DeLucas, Jose Gabriel Garcia, Laurent Schmitt, Sadanandan E. Velu
  • Patent number: 6500839
    Abstract: CRF receptor antagonists are disclosed which have utility in the treatment of a variety of disorders, including the treatment of disorders manifesting hypersecretion of CRF in a warm-blooded animals, such as stroke. The CRF receptor antagonists of this invention have the following structure: including stereoisomers, prodrugs and pharmaceutically acceptable salts thereof, wherein m, R, R1, R2, A, X, Y and Z are as defined herein. Compositions containing a CRF receptor antagonist in combination with a pharmaceutically acceptable carrier are also disclosed, as well as methods for use of the same.
    Type: Grant
    Filed: May 18, 2001
    Date of Patent: December 31, 2002
    Assignee: Neurocrine Biosciences, Inc.
    Inventors: Mustapha Haddach, John Patrick Williams, Michael K. Schwaebe
  • Patent number: 6500832
    Abstract: &agr;- and &bgr;-amino acid hydroxyethylamino sulfonamide compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease.
    Type: Grant
    Filed: March 14, 2000
    Date of Patent: December 31, 2002
    Assignee: G. D. Searle & Co.
    Inventors: Michael L. Vazquez, Richard A. Mueller, John J. Talley, Daniel P Getman, Gary A. DeCrescenzo, John N. Freskos, Robert M. Heintz, Deborah E. Bertenshaw
  • Patent number: 6498268
    Abstract: A method of producing alkylene glycol esters of unbranched aliphatic dicarboxylic acids with limited homolog distribution, and the use of the esters produced as monomer structural units for producing polymers are disclosed.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: December 24, 2002
    Assignee: Cognis Deutschland GmbH
    Inventor: Hans-Christian Raths
  • Patent number: 6498251
    Abstract: Compounds containing tetrahydrobenzindole which bind to serotonin receptor and are useful in treatment or prevention of disease induced by abnormality of central peripheral serotonin controlling functions.
    Type: Grant
    Filed: March 8, 2001
    Date of Patent: December 24, 2002
    Assignee: Meiji Seika Kaisha, Ltd.
    Inventors: Chika Kikuchi, Takashi Ando, Kazuyuki Fuji, Masayo Okuno, Eriko Morita, Masako Imai, Osamu Ushiroda, Masao Koyama, Toyokazu Hiranuma
  • Patent number: 6498174
    Abstract: The present invention discloses compounds of formula (I), and tautomeric forms, pharmaceutically acceptable salts, or solvates thereof. Preferably, the compounds of the invention are dual activators of hPPAR&ggr; and hPPAR{acute over (&agr;)}.
    Type: Grant
    Filed: February 22, 2001
    Date of Patent: December 24, 2002
    Assignee: SmithKline Beecham Corporation
    Inventors: Jon Loren Collins, Milana Dezube, Jeffrey Alan Oplinger, Timothy Mark Willson
  • Patent number: 6498163
    Abstract: This invention provides pyridopyrimidines and 4-aminopyrimidines that are useful for treating cell proliferative disorders, such as cancer and restenosis. We have now discovered a group of 7,8-dihydro-2-(amino and thio)pyrido[2,3-d]pyrimidines and 2,4-diaminopyrimidines that are potent inhibitors of cyclin-dependent kinases (cdks) and growth factor-mediated kinases. The compounds are readily synthesized and can be administered by a variety of routes, including orally, and have sufficient bioavailability. This invention provides compounds of Formula I: and Formula II: where W is NH, S, SO, or SO2, R1 includes phenyl and substituted phenyl, R2 includes alkyl and cycloalkyl, R3 includes alkyl and hydrogen, R8 and R9 include hydrogen and alkyl, and Z is carboxy. This invention also provides pharmaceutical formulations comprising a compound of Formula I or II together with a pharmaceutically acceptable carrier, diluent, or excipient therefor.
    Type: Grant
    Filed: August 2, 1999
    Date of Patent: December 24, 2002
    Assignee: Warner-Lambert Company
    Inventors: Diane Harris Boschelli, Annette Marian Doherty, Ali Fattaey, David William Fry, Susanne Andrea Trumpp-Kallmeyer, Zhipei Wu, Ellen Myra Dobrusin, Mark Robert Barvian
  • Patent number: 6498196
    Abstract: The present invention relates to novel thio-aminotetralin compounds of the formula (I) wherein Z, X, R1, R2, R3, R4, R5, and R6 are defined herein. The compounds are useful in pain management.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: December 24, 2002
    Inventors: Edward Roberts, Tiechao Li, Dilip Dixit, Krzysztof Bednarski, Dick Storer, Wuyi Wang
  • Patent number: 6495606
    Abstract: The present invention relates to novel amidino compounds of formula (I), or a salt, solvate, or physiologically functional derivative thereof; wherein R1 is selected from C1-4 alkyl, C3-4 cycloalkyl, C1-4 hydroxyalkyl, and C1-4 haloalkyl; to a process for their manufacture, to pharmaceutical compositions containing them, and to their use in therapy, in particular their use as selective inhibitors of inducible nitric oxide synthase.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: December 17, 2002
    Assignee: SmithKline Beecham Corporation
    Inventors: Paul John Beswick, Savvas Kleanthous, Robert John Young
  • Patent number: 6495557
    Abstract: Thienopyrimidines of the formula I and their physiologically acceptable salts, in which R1, R2 and X have the meanings given in claim 1, inhibit phosphodiesterase V and can be employed for the treatment of illnesses of the cardiovascular system and for the treatment and/or therapy of impaired potency.
    Type: Grant
    Filed: March 23, 2001
    Date of Patent: December 17, 2002
    Assignee: Merck Patent Gesellschaft mit beschraenkter Haftung
    Inventors: Rochus Jonas, Pierre Schelling, Franz-Werner Kluxen, Maria Christadler
  • Patent number: 6495556
    Abstract: The invention provides novel JAK-3 inhibitors that are useful for treating leukemia and lymphoma. The compounds are also useful to treat or prevent skin cancer, as well as sunburn and UVB-induced skin inflammation. In addition, the compounds of the present invention prevent the immunosuppressive effects of UVB radiation, and are useful to treat or prevent autoimmune diseases, inflammation, and transplant rejection. The invention also provides pharmaceutical compositions comprising compounds of the invention, as well as therapeutic methods for their use.
    Type: Grant
    Filed: March 19, 2001
    Date of Patent: December 17, 2002
    Assignee: Parker Hughes Institute
    Inventors: Fatih M. Uckun, Elise A. Sudbeck, Marina Cetkovic, Ravi Malaviya, Xing-Ping Liu
  • Patent number: 6495713
    Abstract: This invention encompasses a process for making a compound of Formula A These compounds are intermediates useful in the preparation of certain non-steroidal anti-inflammnatory agents.
    Type: Grant
    Filed: January 17, 2002
    Date of Patent: December 17, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Cheng Yi Chen, Weirong Chen, Paul O'Shea, Lushi Tan, Richard Tillyer, Feng Xu, Philippe Dagneau
  • Patent number: 6492377
    Abstract: New imidazotriazolopyrimidine derivatives of the formula Preferred are those compounds wherein: R1 denotes methyl, which is optionally substituted by phenyloxy or pyrrole; or R1 denotes benzyl which is optionally substituted by hydroxy, methoxy, dimethylaminoethoxy or fluorine; or R1 denotes cyclopentyl, furan or phenylethyl; R2 or R3 denote ethyl, n-propyl, allyl or propargyl; R4 or R6 denote hydrogen; and, R5 denotes methyl, n-propyl, tert.butyl, cyclopentyl or norbornenyl. These are adenosine antagonists are are useful for, inter alia, the treatment of senile dementia of the Alzheimer's type.
    Type: Grant
    Filed: April 26, 2000
    Date of Patent: December 10, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Stefan Blech, Adrian Carter, Wolfram Gaida, Matthias Hoffmann, Ulrike Kuefner-Muehl, Christopher John Montague Meade, Gerald Pohl, Werner Kummer, Erich Lehr, Joachim Mierau, Thomas Weiser
  • Patent number: 6492548
    Abstract: Processes are disclosed for the oxidation of alkanes such as, for example, propane, to form unsaturated carboxylic aldehydes and acids such as, for example, acrolein and acrylic acid. The processes utilize oxygen and recycle alkanes, e.g. propane, to the aldehyde reactor. The presence of the alkane-to-aldehyde reaction can enhance the efficiency of the processes.
    Type: Grant
    Filed: September 20, 2000
    Date of Patent: December 10, 2002
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Jonathan L Brockwell, Mark A Young, William G Etzkorn, Barbara K Warren, John M Maher
  • Patent number: 6492358
    Abstract: The present invention relates to novel &bgr;-carboline derivatives of the general formula wherein all the variables are as described within the specification, useful as phosphodiesterase inhibitors. The present invention further relates to use of the described derivatives for the treatment of diseases and conditions related to PDE, for example male erectile dysfunction.
    Type: Grant
    Filed: May 2, 2001
    Date of Patent: December 10, 2002
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: Zhihua Sui, Mark J. Macielag
  • Patent number: 6492520
    Abstract: This invention relates to compounds of formula (I), wherein A, B, D, E, K, G, Z, R3 and R5 are defined as in the specification, and to the pharmaceutically acceptable salts of such compounds. Compounds (I) are corticotropin releasing factor (hormone) CRF (CRH) antagonists.
    Type: Grant
    Filed: May 24, 1999
    Date of Patent: December 10, 2002
    Assignee: Pfizer Inc
    Inventor: Yuhpyng L. Chen
  • Patent number: 6492383
    Abstract: The invention relates to compounds of the formulas 1 and 2 and to pharmaceutically acceptable salts and hydrates thereof, wherein X1, R1, R2 and R11 are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of formulas 1 and 2 and to methods of treating hyperproliferative disorders in a mammal by administering the compounds of formulas 1 and 2.
    Type: Grant
    Filed: February 10, 2000
    Date of Patent: December 10, 2002
    Assignee: Pfizer Inc.
    Inventors: Michael John Munchhof, Susan Beth Sobolov-Jaynes, Matthew Arnold Marx
  • Patent number: 6492542
    Abstract: A carboxylic acid tertiary alkyl ester (Chemical formula 1) of high purity is obtained at a high yield ratio, by continually adding an esterification agent possessing a monovalent acid group, which agent is ester-interchangeable with a tertiary alcohol, to a mixed fluid of a carboxylic acid and a tertiary alcohol: R1(COOR2)n.
    Type: Grant
    Filed: August 21, 2001
    Date of Patent: December 10, 2002
    Assignee: Honshu Chemical Industry Co., Ltd.
    Inventors: Sachiko Miyagi, Masayuki Maeda, Seiji Kawano, Taiichi Shiomi