Patents by Inventor Qingwei Zhang

Qingwei Zhang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • NOVEL BENZENESULFONAMIDES AS CALCIUM CHANNEL BLOCKERS
    Publication number: 20120083499
    Abstract: The present application relates to calcium channel inhibitors comprising compounds of formula (I), formula (II), formula (III), or formula (IV), wherein L1, R1, R2, R3, R4, R5, R6, R7 and Rc are as defined in the specification. The present application also relates to compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions.
    Type: Application
    Filed: December 12, 2011
    Publication date: April 5, 2012
    Applicant: ABBOTT LABORATORIES
    Inventors: Qingwei Zhang, Andrew O. Stewart, Zhiren Xia
  • Substituted pyrrolo [1,2-a] pyrazines as calcium channel blockers
    Patent number: 8101614
    Abstract: The present application relates to calcium channel inhibitors comprising compounds of formula (I), formula (II), formula (III), or formula (IV), wherein L1, R1, R2, R3, R4, R5, R6, R7 and Rc are as defined in the specification. The present application also relates to compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions.
    Type: Grant
    Filed: January 14, 2010
    Date of Patent: January 24, 2012
    Assignee: Abbott Laboratories
    Inventors: Qingwei Zhang, Andrew O. Stewart, Zhiren Xia
  • POLYCYCLIC QUINAZOLINES, PREPARATION THEREOF, AND USE THEREOF
    Publication number: 20110288086
    Abstract: At least one active pharmaceutical ingredient is chosen from polycyclic quinazolines of formula V, pharmaceutically acceptable salts thereof, and hydrates of the pharmaceutically acceptable salts. The active pharmaceutical ingredients disclosed may be inhibitors of protein tyrosine kinase inhibitors and/or aurora kinase. The active pharmaceutical ingredients can be used for treating cancers susceptible to treatment with protein tyrosine kinase inhibitors and/or aurora kinase inhibitors.
    Type: Application
    Filed: May 20, 2011
    Publication date: November 24, 2011
    Inventors: Jianqi Li, Zixue Zhang, Peng Xie, Qingwei Zhang
  • HEPATIC DISEASE-EVALUATING APPARATUS, HEPATIC DISEASE-EVALUATING METHOD, HEPATIC DISEASE-EVALUATING SYSTEM, HEPATIC DISEASE-EVALUATING PROGRAM AND RECORDING MEDIUM
    Publication number: 20110282585
    Abstract: In a hepatic disease-evaluating apparatus, an indicator calculating unit calculates an index indicating the degree of hepatic fibrosis from amino acid concentration data to be evaluated including amino acid concentration value, based on one or more indices of fractional expression having amino acid concentration as variable. A disease state evaluating unit evaluates the disease state of the hepatic disease to be evaluated, based on the index value.
    Type: Application
    Filed: November 29, 2007
    Publication date: November 17, 2011
    Inventors: Qingwei Zhang, Mitsuo Takahashi, Tetsuya Sugimoto, Yasushi Noguchi
  • Compounds as calcium channel blockers
    Patent number: 8044069
    Abstract: The present application relates to calcium channel inhibitors containing compounds of formula (I) wherein Ar1, Ar2, L1, L2, n, R1, R4, X and Y are as defined in the specification. The present application also relates to compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions.
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: October 25, 2011
    Assignees: Abbott Laboratories, Abbott GmbH & Co. KG
    Inventors: Pramila A. Bhatia, George A. Doherty, Irene Drizin, Helmut Mack, Richard J. Perner, Andrew O. Stewart, Qingwei Zhang
  • ANTIBACTERIAL POLYMER EMULSION AND COATING COMPOSITION
    Publication number: 20110243882
    Abstract: An aqueous antibacterial polymer emulsion and coating compositions are provided. The aqueous antibacterial polymer emulsion comprising a polymer A, an oxidant and a metal complexed with a copolymer B comprising heterocyclic containing monomers; wherein the metal is selected from copper, silver, gold, tin, zinc and combinations thereof; and wherein the emulsion is heat stable. The coating compositions made therefrom provide persistent, broad spectrum antibacterial activity without discoloration problem upon exposure to heat and/or sun light.
    Type: Application
    Filed: March 31, 2011
    Publication date: October 6, 2011
    Inventors: Xiangting Dong, Shuang Liang, Tao Wang, Qingwei Zhang
  • NOVEL BENZENESULFONAMIDES AS CALCIUM CHANNEL BLOCKERS
    Publication number: 20100197693
    Abstract: The present application relates to calcium channel inhibitors comprising compounds of formula (I), formula (II), formula (III), or formula (IV), wherein L1, R1, R2, R3, R4, R5, R6, R7 and Rc are as defined in the specification. The present application also relates to compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions.
    Type: Application
    Filed: January 14, 2010
    Publication date: August 5, 2010
    Applicant: ABBOTT LABORATORIES
    Inventors: Qingwei Zhang, Andrew O. Stewart, Zhiren Xia
  • NOVEL COMPOUNDS AS CALCIUM CHANNEL BLOCKERS
    Publication number: 20100093730
    Abstract: The present application relates to calcium channel inhibitors containing compounds of formula (I) wherein Ar1, Ar2, L1, L2, n, R1, R4, X and Y are as defined in the specification. The present application also relates to compositions comprising such compounds, and methods of treating conditions and disorders using such compounds and compositions.
    Type: Application
    Filed: October 1, 2009
    Publication date: April 15, 2010
    Applicant: ABBOTT LABORATORIES
    Inventors: Pramila A. Bhatia, George A. Doherty, Irene Drizin, Helmut Mack, Richard J. Perner, Andrew O. Stewart, Qingwei Zhang
  • Hepatic disease-evaluating apparatus, hepatic disease-evaluating method, hepatic disease-evaluating system, hepatic disease-evaluating program and recording medium
    Publication number: 20080154515
    Abstract: In a hepatic disease-evaluating apparatus, an indicator calculating unit calculates an index indicating the degree of hepatic fibrosis from amino acid concentration data to be evaluated including amino acid concentration value, based on one or more indices of fractional expression having amino acid concentration as variable. A disease state evaluating unit evaluates the disease state of the hepatic disease to be evaluated, based on the index value.
    Type: Application
    Filed: November 29, 2007
    Publication date: June 26, 2008
    Inventors: Qingwei Zhang, Mitsuo Takahashi, Tetsuya Sugimoto, Yasushi Noguchi
  • 4-hydroxy-benzopyran-2-ones and 4-hydroxy-cycloalkyl?b!pyran-2-ones useful to treat retroviral infections
    Patent number: 5686486
    Abstract: The present invention relates to compounds of formula I which are 4-hydroxy-benzopyran-2-ones and 4-hydroxy-cycloalkyl?b!pyran-2-ones useful for inhibiting a retrovirus in a mammalian cell infected with said retrovirus. ##STR1## Wherein R.sub.10 and R.sub.
    Type: Grant
    Filed: August 4, 1995
    Date of Patent: November 11, 1997
    Assignee: Pharmacia & Upjohn Company
    Inventors: Paul Kosta Tomich, Michael John Bohanon, Steven Ronald Turner, Joseph Walter Strohbach, Suvit Thaisrivongs, Richard C. Thomas, Karen Rene Romines, Chih-Ping Yang, Paul Adrian Aristoff, Harvey Irving Skulnick, Paul D. Johnson, Ronald B. Gammill, Qingwei Zhang, Gordon L. Bundy, David John Anderson, Lee S. Banitt