Patents by Inventor Soongyu Choi

Soongyu Choi 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).

  • Publication number: 20050119246
    Abstract: Disclosed are pyrazolyl derivative compounds or purified stereoisomers or stereoisomer mixtures of said compounds and their salts or prodrug forms thereof which have structural formula (I) or (II): wherein the variables R, R1, R2, R5 and R6 are as defined in the specification. The compounds are useful for the treatment or prevention of diseases and/or behaviors involving the 5-HT2C receptor.
    Type: Application
    Filed: December 28, 2002
    Publication date: June 2, 2005
    Applicant: Bayer Pharmaceuticals Corporation
    Inventors: Gaetan Ladouceur, Emil Velthuisen, Soongyu Choi, Yamin Wang, Jeremy Baryza, Philip Coish, William Bullock, Roger Smith, Jinshan Chen
  • Publication number: 20040224970
    Abstract: This invention relates to 1,5,6,7-tetrahydropyrrolo[3,2-c]pyridine derivatives which have been found to suppress appetite and induce weight loss. The invention also provides methods for synthesis of the compounds, pharmaceutical compositions comprising the compounds, and methods of using such compositions for inducing weight loss and treating obesity and obesity-related disorders.
    Type: Application
    Filed: February 27, 2004
    Publication date: November 11, 2004
    Inventors: Roger A Smith, Stephen J. O'Connor, Wai C. Wong, Soongyu Choi, Harold C.E. Kluender, Jianmei Fan, Zhonghua Zhang, Rico C. Lavoie, Brent L. Podlogar
  • Patent number: 6784167
    Abstract: 17-beta-hydroxysteroid dehydrogenase-II inhibitors having the structural formula wherein the phenyl group labeled A and the group —C(R4)(R6)Y are oriented cis to each other; W represents O or S; R1 represents —H or optionally substituted —(C1-C4)alkyl; n represents 0 or an integer of 1-3; and R2 represents any of a variety of substituents on ring A. R4 generally represents —H but may be a bond terminating at the ortho position of ring A. Y represents fluorine, —OR5, or —SR5, and R5 represents —H, optionally substituted —(C1-C4)alkyl, optionally substituted -phenyl, optionally substituted —(C1-C4)alkyl-phenyl, or optionally substituted —(C1-C4)acyl. R6 represents any of a variety of groups as defined in the specification and claims, including heteroaryl, arylalkyl, heteroarylalkyl, arylalkenyl, heteroarylalkenyl, alkynyl, arylalkynyl, heteroarylalkynyl, aryl, and indolyl.
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: August 31, 2004
    Assignee: Bayer Pharmaceuticals Corporation
    Inventors: Jill E. Wood, Jeremy L. Baryza, Catherine R. Brennan, Soongyu Choi, James H. Cook, Brian R. Dixon, Paul P. Ehrlich, David E. Gunn, Ian McAlexander, Peiying Liu, Derek B. Lowe, Anikó M. Redman, William J. Scott, Yamin Wang
  • Publication number: 20040063691
    Abstract: This invention relates to substituted imidazole derivatives which have been found to suppress appetite and induce weight loss. The invention also provides methods for synthesis of the compounds, pharmaceutical compositions comprising the compounds, and methods of using such compositions for inducing weight loss and treating obesity and obesity-related disorders.
    Type: Application
    Filed: September 24, 2002
    Publication date: April 1, 2004
    Inventors: Roger A. Smith, Stephen J. O'Connor, Stephan-Nicholas Wirtz, Wai C. Wong, Soongyu Choi, Harold C.E. Kluender, Ning Su, Gan Wang, Furahi Achebe, Shihong Ying
  • Publication number: 20030087952
    Abstract: 17-beta-hydroxysteroid dehydrogenase-I1 inhibitors having the structural formula 1
    Type: Application
    Filed: September 28, 2001
    Publication date: May 8, 2003
    Inventors: Jill E. Wood, Jeremy L. Baryza, Catherine R. Brennan, Soongyu Choi, James H. Cook, Brian R. Dixon, Paul P. Ehrlich, David E. Gunn, Ian McAlexander, Peiying Liu, Derek B. Lowe, Aniko M. Redman, William J. Scott, Yamin Wang