Patents by Inventor Changyou Zhou

Changyou Zhou 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: 20070179158
    Abstract: The present invention is further directed to compounds of formula (I): wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R16, R17, R18, R19, R20, R21 and R22 are as defined herein) which are modulators of chemokine receptor activity and are useful in the prevention or treatment of certain inflammatory and immunoregulatory disorders and diseases, allergic diseases, atopic conditions including allergic rhinitis, dermatitis, conjunctivitis, and asthma, as well as autoimmune pathologies such as rheumatoid arthritis and atherosclerosis. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which chemokine receptors are involved.
    Type: Application
    Filed: January 14, 2005
    Publication date: August 2, 2007
    Inventors: Lihu Yang, Sander Mills, Changyou Zhou, Stephen Goble, Alexander Pasternak
  • Patent number: 7247725
    Abstract: The present invention is directed to compounds of the formula (I), wherein R1, R2, R3, R4, R5, R6, R7, R8, R11, R12, W, X, and n are defined herein, which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: July 24, 2007
    Assignee: Merck & Co., Inc.
    Inventors: Gabor Butora, Alexander Pasternak, Lihu Yang, Changyou Zhou
  • Publication number: 20070135475
    Abstract: The present invention provides an efficient synthesis for the preparation of ((1R,3S)-3-isopropyl-3-{[3-(trifluoromethyl)-7,8-dihydro-1,6-naphthyridin-6(5H)-yl]carbonyl}cyclopentyl)[(3S,4S)-3-m ethoxytetrahydro-2H-pyran-4-yl]amine and its succinate salt. The present invention additionally provides an efficient syntheses for the preparation of intermediates (3R)-3-methoxytetrahydro-4H-pyran-4-one; (1S,4S)-4-(2,5-dimethyl-1H-pyrrol-1-yl)-1-isopropylcyclopent-2-ene-1-carboxylic acid; and 3-(trifluoromethyl)-5,6,7,8-tetrahydro-1,6-naphthyridine; and for the preparation of the precursor (3S,4S)-N-((1S,4S)-4-isopropyl-4-{[3-(tri-fluoromethyl)-7,8-dihydro-1,6-naphthyridin-6(5H)-yl]carbonyl}cyclopent-2-en-1-yl)-3-methoxytetrahydro-2H-pyran-4-amine. The invention additionally resides in the superior properties of the succinate salt of ((1R,3S)-3-isopropyl-3-1{[3-(trifluoromethyl)-7,8-dihydro-1,6-naphthyridin-6(5H)-yl]carbonyl}cyclopentyl)[(3S,4S)-3-methoxytetrahydro-2H-pyran-4-yl]amine.
    Type: Application
    Filed: October 25, 2004
    Publication date: June 14, 2007
    Inventors: Dongwei Cai, Fred Fleitz, Min Ge, Scott Hoerner, Gary Javadi, Mark Jensen, Robert Larsen, Wenjie Lie, Dorian Nelson, Elizabeth Szumigala, Lihu Yang, Changyou Zhou
  • Patent number: 7230008
    Abstract: The present invention is directed to methods for treating, preventing, ameliorating, controlling or reducing the risk of an inflammatory or immunoregulatory disorder or disease, which method comprises the administration to a patient of an effective amount of the compound of formula I: (wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Grant
    Filed: August 20, 2004
    Date of Patent: June 12, 2007
    Assignee: Merck & Co, Inc.
    Inventors: Richard Jiao, Gabor Butora, Stephen D. Goble, Deodialsingh Guiadeen, Sander G. Mills, Gregori Morriello, Alexander Pasternak, Cheng Tang, Lihu Yang, Changyou Zhou, Shankaran Kothandaraman, Christopher Moyes
  • Publication number: 20070117797
    Abstract: Compounds of the formula (I) which are modulators of chemokine receptor activity useful in the prevention or treatment of certain inflammatory and immunoregulatory disorders and diseases, allergic diseases, atopic conditions including allergic rhinitis, dermatitis, conjunctivitis, and asthma, as well as autoimmune pathologies such as rheumatoid arthritis and atherosclerosis, and pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which chemokine receptors are involved.
    Type: Application
    Filed: December 29, 2004
    Publication date: May 24, 2007
    Inventors: Stephen Goble, Lihu Yang, Changyou Zhou, Shankaran Kothandaraman, Deodialsingh Guiadeen, Gabor Butora, Alexander Pastemak, Sander Mills
  • Patent number: 7166614
    Abstract: The present invention is directed to compounds of the formula I: I(wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: January 23, 2007
    Assignees: Merck & Co., Inc., Merck Sharp & Dohme Limited
    Inventors: Richard Jiao, Stephen D. Goble, Sander G. Mills, Gregori Morriello, Alexander Pasternak, Lihu Yang, Changyou Zhou, Gabor Butora, Shankaran Kothandaraman, Deodialsingh Guiadeen, Christopher Moyes
  • Publication number: 20070004714
    Abstract: The present invention is directed to compounds of formulae (I and II) (wherein A, D, E, X, l, m, n and R1 through R18 are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Application
    Filed: February 23, 2004
    Publication date: January 4, 2007
    Applicant: MERCK & CO., INC.
    Inventors: Stephen Goble, Alexander Pasternak, Cheng Tang, Changyou Zhou, Lihu Yang
  • Publication number: 20060178363
    Abstract: The present invention is directed to compounds of the formula (1) Wherein A, B, D, X, Y, n, R1, R3, R4, R5, R15, R16, R17, R18 and the dashed line are as defined herein which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Application
    Filed: March 12, 2004
    Publication date: August 10, 2006
    Inventors: Stephen Goble, Alexander Pasternak, Sander Mills, Changyou Zhou, Lihu Yang
  • Publication number: 20060173013
    Abstract: The present invention is directed to compounds of the formula I: I (wherein R1, R2, R3, R4, R5, R6, X, Z and n are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Application
    Filed: October 24, 2003
    Publication date: August 3, 2006
    Inventors: Changyou Zhou, Alexander Pastemak, Lihu Yang
  • Publication number: 20060116421
    Abstract: The present invention is directed to compounds of the formula (I) (wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R27, R28, R29, R30, R31, X, m, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Application
    Filed: October 24, 2003
    Publication date: June 1, 2006
    Inventors: Gabor Butora, Sander Mills, Alexander Pasternak, Kothandaraman Shankaran, Lihu Yang, Changyou Zhou, Stephen Goble
  • Publication number: 20060089379
    Abstract: The present invention is directed to compounds of the formula I: I(wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Application
    Filed: April 25, 2003
    Publication date: April 27, 2006
    Inventors: Richard Jiao, Stephen Goble, Sander Mills, Gregori Morriello, Alexander Pasternak, Lihu Yang, Changyou Zhou, Gabor Butora, Shankaran Kothandaraman, Deodialsingh Guiadeen, Christopher Moyes
  • Publication number: 20060030582
    Abstract: The present invention is directed to methods for treating, preventing, ameliorating, controlling or reducing the risk of a disorder or disease, which method comprises the administration to a patient of an effective amount of the compound of formula I: I (wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Application
    Filed: April 8, 2005
    Publication date: February 9, 2006
    Inventors: Julie DeMartino, Taro Akiyama, Mary Struthers, Lihu Yang, Joel Berger, Gregori Morriello, Alexander Pastemak, Changyou Zhou, Sander Mills, Gabor Butora, Shankaran Kothandaraman, Deodialsingh Guiadeen, Cheng Tang, Richard Jiao, Stephen Goble, Christopher Moyes
  • Publication number: 20050261325
    Abstract: The present invention is directed to compounds of the formula (1), wherein R1, R2, R3, R4, R5, R6, R7, R8, R11, R12, W, X, and n are defined herein, which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Application
    Filed: October 24, 2003
    Publication date: November 24, 2005
    Inventors: Gabor Butora, Alexander Pasternak, Lihu Yang, Changyou Zhou
  • Publication number: 20050107422
    Abstract: The present invention is directed to methods for treating, preventing, ameliorating, controlling or reducing the risk of an inflammatory or immunoregulatory disorder or disease, which method comprises the administration to a patient of an effective amount of the compound of formula I: (wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Application
    Filed: August 20, 2004
    Publication date: May 19, 2005
    Inventors: Richard Jiao, Gabor Butora, Stephen Goble, Deodialsingh Guiadeen, Sander Mills, Gregori Morriello, Alexander Pasternak, Cheng Tang, Lihu Yang, Changyou Zhou, Shankaran Kothandaraman, Christopher Moyes
  • Publication number: 20050101628
    Abstract: The present invention is directed to compounds of the formula I: (wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2. The present invention is also directed to intermediates useful in the preparation of formula I compounds.
    Type: Application
    Filed: May 28, 2004
    Publication date: May 12, 2005
    Inventors: Richard Jiao, Gregori Morriello, Lihu Yang, Christopher Moyes, Changyou Zhou, Shankaran Kothandaraman
  • Patent number: 6812234
    Abstract: The present invention is directed to compounds of the formula I: (wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Grant
    Filed: April 29, 2003
    Date of Patent: November 2, 2004
    Assignees: Merck & Co., Inc., Merck Sharp & Dohme Ltd.
    Inventors: Richard Jiao, Gregori Morriello, Lihu Yang, Stephen D. Goble, Sander G. Mills, Alexander Pasternak, Changyou Zhou, Gabor Butora, Shankaran Kothandaraman, Deodialsingh Guiadeen, Christopher Moyes, Cheng Tang
  • Publication number: 20040167156
    Abstract: The present invention is directed to compounds of the formula I: 1
    Type: Application
    Filed: April 29, 2003
    Publication date: August 26, 2004
    Inventors: Richard Jiao, Gregori Morriello, Lihu Yang, Stephen D. Goble, Sander G. Mills, Alexander Pasternak, Changyou Zhou, Gabor Butora, Shankaran Kothandaraman, Deodialsingh Guiadeen, Christopher Moyes, Cheng Tang
  • Patent number: 6387932
    Abstract: This invention relates to non-peptide somatostatin agonist compounds which are potent with high selectivity toward the receptor subtype 2. The compounds provide an improved therapeutic index in the treatment of diabetes, cancer, acromegaly and retenosis. Many of the compounds are orally active.
    Type: Grant
    Filed: June 16, 2000
    Date of Patent: May 14, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Changyou Zhou, Alexander Pasternak, Gregori Morriello, Liangqin Guo, Yanping Pan, Lihu Yang, Arthur Patchett