Patents Examined by Hong Liu
  • Patent number: 6770666
    Abstract: The present invention provides a fused ring compound of the following formula [I] wherein each symbol is as defined in the specification, a pharmaceutically acceptable salt thereof, and a therapeutic agent for hepatitis C, which contains this compound. The compound of the present invention shows an anti-hepatitis C virus (HCV) action based on the HCV polymerase inhibitory activity, and is useful as a therapeutic agent or prophylactic agent for hepatitis C.
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: August 3, 2004
    Assignee: Japan Tobacco Inc.
    Inventors: Hiromasa Hashimoto, Kenji Mizutani, Atsuhito Yoshida
  • Patent number: 6770596
    Abstract: Novel fused tricyclic compounds represented by formula (I) are described. Q, Y, —L—X—, A, A′, B, E, D, n and m are as defined in the disclosure. Also described are the processes for the manufacture of these compounds and agriculturally suitable compositions containing these as active ingredients which are useful as herbicides for general or selective pre-emergent or post-emergent control of undesired plant species.
    Type: Grant
    Filed: March 18, 2002
    Date of Patent: August 3, 2004
    Assignee: Ishihara Sangyo Kaisha Ltd.
    Inventors: Sandeep Gupta, David A. Pulman, Bai-Ping Ying, Masamitsu Tsukamoto, Takahiro Haga
  • Patent number: 6770642
    Abstract: The present invention provides a compound of formula I and the use thereof for the therapeutic treatment of disorders relating to or affected by the 5-HT6 receptor.
    Type: Grant
    Filed: December 19, 2002
    Date of Patent: August 3, 2004
    Assignee: Wyeth
    Inventors: Derek Cecil Cole, Joseph Raymond Stock, William Joseph Lennox, Ping Zhou
  • Patent number: 6765006
    Abstract: The invention relates to novel quinazolines and heterocycles which are antagonists or positive modulators of AMPA receptors, and the use thereof for treating, preventing or ameliorating neuronal loss associated with stroke, global and focal ischemia, CNS trauma, hypoglycemia and surgery, as well as treating or ameliorating neurodegenerative diseases including Alzheimer's disease, amyotrophic lateral sclerosis, Huntington's disease, Parkinson's disease and Down's syndrome, treating, preventing or ameliorating the adverse consequences of the overstimulation of the excitatory amino acids, treating, preventing or ameliorating anxiety, psychosis, convulsions, chronic pain, glaucoma, retinitis, urinary incontinence, muscular spasm and inducing anesthesia, as well as for treating or ameliorating the adverse consequences of excitatory amino acid deficiency such as schizophrenia, myoclonus, Alzheimer's disease and malnutrition and neural maldevelopment, and as cognition and learning enhancers.
    Type: Grant
    Filed: August 16, 2002
    Date of Patent: July 20, 2004
    Assignee: Euro-Celtique S.A.
    Inventors: Ravi Upasani, Sui X. Cai
  • Patent number: 6762186
    Abstract: The present invention discloses novel substituted imidazole compounds which have H3 receptor antagonist or dual histamine-H1 and H3 receptor antagonist activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such imidazoles as well as methods of using them to treat allergy, nasal congestion, inflammatory and CNS-related diseases and others.
    Type: Grant
    Filed: September 18, 2001
    Date of Patent: July 13, 2004
    Assignee: Schering Corporation
    Inventors: Neng-Yang Shih, Robert G. Aslanian, Daniel M. Solomon, Stuart B. Rosenblum, Mwangi Wa Mutahi, Tom G. Wing, Kevin D. McCormick, John J. Piwinski, Ronald Wolin
  • Patent number: 6762180
    Abstract: Indolinones of the formula having an inhibitory effect on receptor tyrosine kinases and cyclin/CDK complexes, as well as on the proliferation of endothelial cells and various tumor cells. Exemplary are: (a) 3-Z-[1-(4-(piperidin-1-yl-methyl)-anilino)-1-phenyl-methylene]-6-ethoxycarbonyl-2-indolinone, (b) 3-Z-[(1-(4-(piperidin-1-yl-methyl)-anilino)-1-phenyl-methylene]-6-carbamoyl-2-indolinone, and (c) 3-Z-[1-(4-(piperidin-1-yl-methyl)-anilino)-1-phenyl-methylene]-6-metboxycarbonyl-2-indolinone.
    Type: Grant
    Filed: October 3, 2000
    Date of Patent: July 13, 2004
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Gerald Juergen Roth, Armin Heckel, Rainer Walter, Jacobus Van Meel, Norbert Redemann, Ulrike Tontsch-Grunt, Walter Spevak, Frank Hilberg
  • Patent number: 6759407
    Abstract: Novel pesticides of formula (I) wherein the substituents, R, R1, R2, R2′, T, U, X and Y are as defined in claim 1, are described. Also described are compositions suitable for use as parasiticides comprising those compounds as active ingredient and to methods of controlling parasites that are based on the administration of those compounds or compositions, and to the use of the said compounds and compositions in a method of controlling parasites and in the manufacture of pesticides for use against parasites. Also described are intermediates of formula (XX) wherein R1, R2, R2′, T, U, X and Y are as defined in claim 1; and Hal is halogen. The latter also exhibit parasiticidal activity and are suitable for the preparation of the compounds of formula (I).
    Type: Grant
    Filed: January 21, 2003
    Date of Patent: July 6, 2004
    Assignee: Novartis Animal Health US, Inc.
    Inventors: Thomas Goebel, Eliane Humbert-Droz, Maurizio Schwarzenbach
  • Patent number: 6759549
    Abstract: Novel compounds, N,N′-bis(phosphonomethyl)-N,N′-bis(hydroxycarbonylmethyl)urea and N,N,N′,N′-tetrakis(hydroxycarbonylmethyl)urea, suitable for use in preparing N-acyl aminocarboxylic acids that can be readily converted to N-(phosphonomethyl)glycine are provided. The compounds may be formed by the reaction of bis-(phosophonomethyl)urea or urea respectively with carbon monoxide and formaldehyde in the presence of a carboxymethylation catalyst precursor and solvent.
    Type: Grant
    Filed: April 7, 2003
    Date of Patent: July 6, 2004
    Assignee: Monsanto Technology LLC
    Inventors: Michael K. Stern, Todd J. Johnson
  • Patent number: 6743785
    Abstract: The present invention provides selective kinase inhibitors of formula (I).
    Type: Grant
    Filed: May 21, 2002
    Date of Patent: June 1, 2004
    Assignee: Eli Lilly and Company
    Inventors: Rima Salim Al-Awar, Kyle Andrew Hecker, Jianping Huang, Sajan Joseph, James Edward Ray, Philip Parker Waid
  • Patent number: 6740651
    Abstract: Compounds of the formula having an inhibitory effect on signal transduction mediated by tyrosine kinases, and the use thereof for treating diseases, particularly tumoral diseases, diseases of the lungs and respiratory tract.
    Type: Grant
    Filed: August 22, 2001
    Date of Patent: May 25, 2004
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Frank Himmelsbach, Elke Langkopf, Birgit Jung, Stefan Blech, Flavio Solca
  • Patent number: 6734180
    Abstract: An inhibitor of NF-&kgr;B comprising as an active ingredient an indan derivative represented by the general formula (I) or a salt thereof.
    Type: Grant
    Filed: March 22, 2000
    Date of Patent: May 11, 2004
    Assignee: Daiichi Suntory Pharma Co., Ltd.
    Inventors: Yoichi Nunokawa, Takashi Nakatsuka, Masayuki Saitoh, Keiichi Abe
  • Patent number: 6716828
    Abstract: This invention relates to compounds, pharmaceutical compositions, and methods for the treatment or prevention of neural or cardiovascular tissue damage related to cerebral ischemia and reperfusion injury in an animal by administering Poly(ADP-ribose) polymerase (“PARP”) inhibitors.
    Type: Grant
    Filed: February 13, 2001
    Date of Patent: April 6, 2004
    Assignee: Guilford Pharmaceuticals, Inc.
    Inventors: Jia-He Li, Jie Zhang
  • Patent number: 6706735
    Abstract: The present application describes modulators of CCR3 of formula (I): or pharmaceutically acceptable salt forms thereof, useful for the prevention of asthma and other allergic diseases.
    Type: Grant
    Filed: June 26, 2002
    Date of Patent: March 16, 2004
    Assignee: Bristol-Myers Squibb Pharma Company
    Inventors: Paul S. Watson, Soo S. Ko, George V. DeLucca, John V. Duncia, Joseph B. Santella, III, Dean A. Wacker
  • Patent number: 6706703
    Abstract: A bis(5-aryl-2-pyridyl) compound represented by formula (1) or a salt thereof: wherein A is a substituted or unsubstituted aromatic hydrocarbon group or a substituted or unsubstituted aromatic heterocyclic group, and X is a group selected from the group consisting of moieties having formulas (2) to (5): wherein, in formula (2), m is an integer of 1 or 2; in formula (3), n is an integer of 1 to 6; and in formula (4), R is hydrogen or a lower alkyl group and p is an integer of 1 to 6.
    Type: Grant
    Filed: June 29, 2001
    Date of Patent: March 16, 2004
    Assignee: Kowa Co., Ltd.
    Inventors: Hiroyuki Ishiwata, Seiichi Sato, Mototsugu Kabeya, Soichi Oda, Makoto Suda, Manabu Shibasaki
  • Patent number: 6703382
    Abstract: A method for promotion of cell death in tumor cells using tricylo-dibenzo-diazocine-dioxides that bind to a pocket of Bcl-2 and block the Bcl-2 anti-apoptotic function. A method of use of a compound of the general structural Formula (I) for use in treatment of cancer: wherein X and Y, and R and R1, and R2, R3, R4 and R5, and A and A1, have any of the values defined in the specification.
    Type: Grant
    Filed: August 16, 2001
    Date of Patent: March 9, 2004
    Assignee: Georgetown University Medical Center
    Inventors: Shaomeng Wang, Dajun Yang, Istvan J. Enyedy
  • Patent number: 6699887
    Abstract: The present invention comprises novel and known pyrazole derivatives having anti-HIV activity, a process for their manufacture, pharmaceutical compositions and the use of such compounds in medicine. In particular, the compounds of formula I are inhibitors of the human immunodeficiency virus reverse transcriptase enzyme which is involved in viral replication. Consequently the compounds of this invention may be advantageously used as therapeutic agents for HIV infection.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: March 2, 2004
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Brian William Dymock, Philip Stephen Jones, John Herbert Merrett, Martin John Parratt
  • Patent number: 6696568
    Abstract: A process for preparation of N-(ergoline-8&bgr;-carbonyl)ureas of the formula [I] their stereoisomers as well as acid addition salts thereof which process comprises silylating an ergoline-8&bgr;-carboxamide of the formula [2], their stereoisomers as well as metal or ammonium salts or acid addition salts thereof and reacting the resultant product with an isocyanates R1N═C═O [5] wherein R1 is selected from alkyl having from 1 to 4 carbon atoms, cyclohexyl, phenyl, and dimethylamino alkyl group —(CH2)nNMe2 in which n is an integer, R2 is selected from hydrogen, alkyl having from 1 to 4 carbon atoms, cyclohexyl, phenyl, dimethylamino alkyl group —(CH2)nNMe2 in which n is an integer, pyridyl, pyrimidyl, pyrazinyl, pyridazinyl, thiazolyl or thiadiazolyl, R3 represent a hydrocarbon group having from 1 to 4 carbon atoms, and R4 is selected from hydrogen, halogen, methylthio and phenylthio group;; followed by desilylation.
    Type: Grant
    Filed: April 16, 2001
    Date of Patent: February 24, 2004
    Assignee: Finetech Ltd.
    Inventors: Arie L. Gutman, Gennadiy Nisnevich, Igor Ruchman, Boris Tishin, Alex Vilensky, Boris Pertsikov
  • Patent number: 6689780
    Abstract: This application relates to heteroaromatic amides (or a pharmaceutically acceptable salt thereof) as defined herein, pharmaceutical compositions thereof, and its use as an inhibitor of factor Xa, as well as a process for its preparation and intermediates therefor.
    Type: Grant
    Filed: June 8, 2001
    Date of Patent: February 10, 2004
    Assignee: Eli Lilly and Company
    Inventors: Douglas Wade Beight, Trelia Joyce Craft, Jeffry Bernard Franciskovich, Theodore Goodson, Jr., Steven Edward Hall, David Kent Herron, Sajan Joseph, Valentine Joseph Klimkowski, Jeffrey Alan Kyle, John Joseph Masters, David Mendel, Guy Milot, Marta Maria Piñeiro-Nuñez, Jason Scott Sawyer, Robert Theodore Shuman, Gerald Floyd Smith, Anne Louise Tebbe, Jennifer Marie Tinsley, Leonard Crayton Weir, James Howard Wikel, Michael Robert Wiley, Ying Kwong Yee
  • Patent number: 6689781
    Abstract: Disclosed are a series of phenylalanine derivatives, to compositions containing them, to processes for their preparation, and to their use in medicine.
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: February 10, 2004
    Assignees: Elan Pharmaceuticals, Inc., American Home Products Corporation
    Inventors: Andrei W. Konradi, Michael A. Pleiss, Eugene D. Thorsett, Susan Ashwell, Gregory S. Welmaker, Anthony Kreft, Dimitrios Sarantakis, Darren B. Dressen, Francine S. Grant, Christopher Semko, Ying-Zi Xu
  • Patent number: 6686351
    Abstract: Compounds that modulate the estrogen receptor (ER) are disclosed, as well as pharmaceutical compositions containing the same. In a specific embodiment, the compounds are selective modulators for ER-&bgr; over ER-&agr;. Methods are disclosed for modulating ER-&bgr; in cell and/or tissues expressing the same, including cells and/or tissue that preferentially express ER-&bgr;. More generally, methods for treating estrogen-related conditions are also disclosed, including conditions such as is breast cancer, testicular cancer, osteoporosis, endometriosis, cardiovascular disease, hypercholesterolemia, prostatic hypertrophy, prostatic carcinomas, obesity, hot flashes, skin effects, mood swings, memory loss, urinary incontinence, hairloss, cataracts, natural hormonal imbalances, and adverse reproductive effects associated with exposure to environmental chemicals.
    Type: Grant
    Filed: February 27, 2002
    Date of Patent: February 3, 2004
    Assignee: Signal Pharmaceuticals, Inc.
    Inventors: Shripad S. Bhagwat, Leah M. Gayo-Fung, Qi Chao