Patents by Inventor Martin Clasby

Martin Clasby 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: 8987195
    Abstract: The present invention relates to hepatitis C virus (HCV) NS3 protease inhibitors containing a spirocyclic moeity, uses of such compounds, and synthesis of such compounds.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: March 24, 2015
    Assignees: Merck Sharp & Dohme Corp., Merck Canada Inc.
    Inventors: Thomas Bara, Sathesh Bhat, Dipshikha Biswas, Linda Brockunier, Duane A. Burnett, Samuel Chackalamannil, Mariappan V. Chelliah, Austin Chen, Martin Clasby, Vince J. Colandrea, Zhuyan Guo, Yongxin Han, Charles Jayne, Hubert Josien, Karen Marcantonio, Shouwu Miao, Santhosh Neelamkavil, Patrick Pinto, Murali Rajagopalan, Unmesh Shah, Francisco Velazquez, Srikanth Venkatraman, Yan Xia
  • Publication number: 20140057836
    Abstract: The present invention relates to hepatitis C virus (HCV) NS3 protease inhibitors containing a spirocyclic moeity, uses of such compounds, and synthesis of such compounds.
    Type: Application
    Filed: August 6, 2013
    Publication date: February 27, 2014
    Inventors: Thomas BARA, Sathesh Bhat, Dipshika Biswas, Linda Brockunier, Duane Burnette, Samuel Chackalamannil, Mariappan Vasu Cheliah, Austin Chen, Martin Clasby, Vince J. Colandrea, Zhuyan Guo, Yongxin Han, Charles Jayne, Hubert Josien, Karen Marcantonio, Shouwu Miao, Santhosh Neelamkavil, Patrick Pinto, Murali Rajogopalan, Unmesh Shah, Francisco Velazquez, Srikanth Venkatraman, Yan Xia
  • Publication number: 20070270439
    Abstract: Heterocyclic-substituted tricyclics of the formula or a pharmaceutically acceptable salt thereof, wherein: the dotted line represents an optional single bond; represents an optional double bond; n is 0-2; Q is cycloalkyl, optionally substituted by R13 and R14; R13 and R14 are independently selected from (C1-C6)alkyl, (C3-C8)cycloalkyl, —OH, (C1-C6)alkoxy, R27-aryl(C1-C6)alkyl, heteroaryl, heteroarylalkyl, heterocyclyl, heterocyclylalkyl, halogen and haloalkyl; or R13 and R14 together form a spirocyclic or a heterospirocyclic ring of 3-6 atoms; Het is a mono- or bi-cyclic optionally substituted heteroaryl group; and B is a bond, alkylene, or optionally substituted alkenylene or alkynylene, wherein the remaining substituents are as defined in the specification, are disclosed, as well as pharmaceutical compositions containing them and a method of treating diseases associated with thrombosis, atherosclerosis, restenosis, hypertension, angina pectoris, arrhythmia, heart failure, and cancer by administeri
    Type: Application
    Filed: July 6, 2007
    Publication date: November 22, 2007
    Inventors: Samuel Chackalamannil, Martin Clasby, William Greenlee, Yuguang Wang, Yan Xia, Enrico Veltri, Mariappan Chelliah
  • Publication number: 20070197628
    Abstract: A compound having the general structure of Formula (I): or a pharmaceutically acceptable salt, solvate, or ester thereof, is useful in treating diseases, disorders, or conditions such as obesity, metabolic disorders, addiction, diseases of the central nervous system, cardiovascular disorders, respiratory disorders, and gastrointestinal disorders.
    Type: Application
    Filed: January 16, 2007
    Publication date: August 23, 2007
    Inventors: Samuel Chackalamannil, Mariappan Chelliah, Martin Clasby, Keith Eagen, Jack Scott, Yuguang Wang, Yan Xia, William Greenlee
  • Publication number: 20070179187
    Abstract: Heterocyclic-substituted tricyclics of the formula or a pharmaceutically acceptable salt thereof, wherein: the dotted line represents an optional single bond; represents an optional double bond, n is 0-2; Q is cycloalkyl, optionally substituted by R13 and R14; R13 and R14 are independently selected from (C1-C6)alkyl, (C3-C8)cycloalkyl, —OH, (C1-C6)alkoxy, R27-aryl(C1-C6)alkyl, heteroaryl, heteroarylalkyl, heterocyclyl, heterocyclylalkyl, halogen and haloalkyl; or R13 and R14 together form a spirocyclic or a heterospirocyclic ring of 3-6 atoms, Het is a mono- or bi-cyclic optionally substituted heteroaryl group; and B is a bond, alkylene, or optionally substituted alkenylene or alkynylene, wherein the remaining substituents are as defined in the specification, are disclosed, as well as pharmaceutical compositions containing them and a method of treating diseases associated with thrombosis, atherosclerosis, restenosis, hypertension, angina pectoris, arrhythmia, heart failure, and cancer by administeri
    Type: Application
    Filed: April 10, 2007
    Publication date: August 2, 2007
    Inventors: Samuel Chackalamannil, Martin Clasby, William Greenlee, Yuguang Wang, Yan Xia, Enrico Veltri, Mariappan Chelliah
  • Publication number: 20060135526
    Abstract: Compounds having the structural formula I are disclosed, wherein A is alkylene, or optionally substituted arylene, cycloalkylene or heteroaryldiyl; X is —C(O)— or —S(O)2—; R1 is alkyl or cycloalkyl; R2 is hydrogen, halo or —CN; R3 is hydrogen or alkyl; R4 is hydrogen, alkyl, alkoxy, hydroxyalkyl, aminoalkyl-, cycloalkyl, heterocycloalkyl, heterocycloalkyl substituted by alkyl, optionally substituted arylalkyl or optionally substituted heteroarylalkyl; or R3 and R4, form an optionally substituted 5-7 membered ring, said ring optionally comprising an additional heteroatom ring member; R7 is alkyl, optionally substituted phenyl, optionally substituted heteroaryl, cycloalkyl, halo, morpholinyl, optionally substituted piperazinyl, or optionally substituted azacycloalkyl.
    Type: Application
    Filed: December 19, 2005
    Publication date: June 22, 2006
    Inventors: Martin Clasby, Samuel Chackalamannil, Bernard Neustadt, Xiaobang Gao
  • Publication number: 20060106050
    Abstract: Heterocyclic-substituted tricyclics of the formula or a pharmaceutically acceptable salts thereof, wherein: n1 and n2 are independently 0-2; Het is an optionally substituted mono-, bi- or tricyclic heteroaromatic group; B is alkyl or optionally substituted alkenyl; R22 is —COR23 or a carboxy, sulfinyl, sulfonyl, sulfonamide or amino acid derivative; R23 is haloalkyl; alkenyl; haloalkenyl; alkynyl; optionally substituted cycloalkyl; cycloalkyl-alkyl; aryl; arylalkyl; heteroaryl; heterocycloalkyl; or —COOH and/or —SO3H substituted alkyl; R1, R2, R3, R9, R10 and R11 are as defined in the specification; are disclosed, as well as pharmaceutical compositions containing them and a method of treating diseases associated with thrombosis, atherosclerosis, restenosis, hypertension, angina pectoris, arrhythmia, heart failure, and cancer by administering said compounds.
    Type: Application
    Filed: December 19, 2005
    Publication date: May 18, 2006
    Inventors: Samuel Chakalamannil, Mariappan Chelliah, Martin Clasby, Yan Xia
  • Publication number: 20050267155
    Abstract: A compound represented by the structural formula and pharmaceutically acceptable salts and solvents thereof is disclosed, wherein: the single-dashed line between the ring carbons to which R10 and R34 are attached represents either a single bond or a double bond; the double-dashed line between X and the carbon to which Y is attached represents either a single bond or an absent bond; X is —O— or —NR6— when the double-dashed line represents a single bond; X is H, —OH or —NHR20 when the double-dashed line represents an absent bond; and other parameters are as defined herein. Also disclosed are pharmaceutical compositions and combinations containing said compounds and their uses as thrombin receptor antagonists and binders to cannabinoid receptors.
    Type: Application
    Filed: May 25, 2005
    Publication date: December 1, 2005
    Inventors: Mariappan Chelliah, Samuel Chackalamannil, Yan Xia, Martin Clasby, William Greenlee, Yuguang Wang, Enrico Veltri, Wenxue Wu, Michael Graziano, Teddy Kosoglou, Madhu Chintala