Patents by Inventor Kothandaraman Shankaran

Kothandaraman Shankaran 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).

  • Patent number: 7566726
    Abstract: (wherein n, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R15, R16, R17, R18, Y and Z are 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: Grant
    Filed: April 22, 2005
    Date of Patent: July 28, 2009
    Assignee: Merck & Co. Inc.
    Inventors: Lihu Yang, Sander G. Mills, Kothandaraman Shankaran
  • Patent number: 7390803
    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.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: June 24, 2008
    Assignee: Merck & Co., Inc.
    Inventors: Gabor Butora, Sander G. Mills, Alexander Pasternak, Kothandaraman Shankaran, Lihu Yang, Changyou Zhou, Stephen D. Goble
  • Publication number: 20080021057
    Abstract: Compounds of Formula I (wherein n, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R15, R16, R17, R18, Y and Z are 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: April 22, 2005
    Publication date: January 24, 2008
    Inventors: Lihu Yang, Sander Mills, Kothandaraman Shankaran
  • Publication number: 20070299104
    Abstract: Compounds of Formula I: I (wherein n, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R15, R16, Y and Z 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: April 22, 2005
    Publication date: December 27, 2007
    Applicant: MERCK & CO., INC.
    Inventors: Lihu Yang, Sander Mills, Gregori Moriello, Deodialsingh Guiadeen, Kothandaraman Shankaran
  • 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
  • Patent number: 6372733
    Abstract: Disclosed herein are compounds of Formula I and pharmaceutically acceptable salts thereof which have been found useful in the treatment of nitric oxide synthase mediated diseases and disorders, including neurodegenerative disorders, disorders of gastrointestinal motility and inflammation.
    Type: Grant
    Filed: January 4, 2000
    Date of Patent: April 16, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Charles G. Caldwell, Malcolm Maccoss, William K. Hagmann, Shrenik K. Shah, Kothandaraman Shankaran, Karla L. Furman
  • Patent number: 6248755
    Abstract: The present invention is directed to pyrrolidine compounds of the formula I: (wherein R1, R2, R3, R4, R5, R6, R14 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 receptors CCR-5 and/or CCR-3.
    Type: Grant
    Filed: April 4, 2000
    Date of Patent: June 19, 2001
    Assignee: Merck & Co., Inc.
    Inventors: Kevin Chapman, Jeffrey Hale, Dooseop Kim, Christopher Lynch, Shrenik Shah, Kothandaraman Shankaran, Dong-Ming Shen, Christopher Willoughby, Malcolm MacCoss, Sander G. Mills, Jennifer L. Loebach, Ravindra N. Guthikonda
  • Patent number: 6043358
    Abstract: Disclosed herein are compounds of Formula I and pharmaceutically acceptable salts thereof which have been found useful in the treatment of nitric oxide synthase mediated diseases and disorders, including neurodegenerative disorders, disorders of gastrointestinal motility and inflammation.
    Type: Grant
    Filed: September 25, 1996
    Date of Patent: March 28, 2000
    Assignee: Merck & Co., Inc.
    Inventors: Charles G. Caldwell, William K. Hagmann, Malcolm Maccoss, Shrenik K. Shah, Kothandaraman Shankaran, Karla L. Furman
  • Patent number: 5985844
    Abstract: Compounds of the formula: ##STR1## where R is hydrogen, hydroxyl, alkyl or acyl, R' and R" together are oxo, hydroxyimino or alkoxyimino, and R' and R" independently are hydrogen, hydroxyl, acyloxy, or amino substituted by any of hydrogen, alkylcarbonyl, arylcarbonyl, aralkylcarbonyl, alkoxycarbonyl, aralkoxycarbonyl, alkylsulfonyl or arylsulfonyl, and n is 0 or 1, and the pharmaceutically acceptable salts thereof. The compounds are macrolide antibiotics and are also useful as intermediates to the synthesis of other macrolide antibiotics. Pharmaceutical compositions and methods of their use are also provided for.
    Type: Grant
    Filed: March 26, 1992
    Date of Patent: November 16, 1999
    Assignee: Merck & Co., Inc.
    Inventors: James V. Heck, William J. Leanza, Ronald W. Ratcliffe, Thomas N. Salzmann, Kothandaraman Shankaran, Michael J. Szymonifka, Robert R. Wilkening
  • Patent number: 5629322
    Abstract: Disclosed herein are compounds of Formula I ##STR1## and pharmaceutically acceptable salts thereof which have been found useful in the treatment of nitric oxide synthase mediated diseases and disorders, including neurodegenerative disorders, disorders of gastrointestinal motility and inflammation. These disease and disorders include hypotension, septic shock, toxic shock syndrom, hemodialysis, IL-2 therapy such as in cancer patients, cachexia, immunosuppression such as in transplant therapy, autoimmune and/or inflammatory indications including sunburn or psoriasis and respiratory conditions such as bronchitis, asthma, and acure respiratory distress (ARDS), myocarditis, heart failure, atherosclerosis, arthritis, rheumatoid arthritis, chronic or inflammatory bowel disease, ulcerative colitis, Crohn's disease, systemic lupus erythematosis (SLE), ocular conditions such as ocular hypertension and uveitis, type 1 diabetes, insulin-dependent diabetes mellitus and cystic fibrosis.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: May 13, 1997
    Assignee: Merck & Co., Inc.
    Inventors: Ravindra N. Guthikonda, Stephan K. Grant, Malcolm Maccoss, Shrenik K. Shah, Kothandaraman Shankaran, Charles G. Caldwell, Philippe L. Durette