Patents by Inventor Samuel Chackalamannil

Samuel Chackalamannil 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: 9914727
    Abstract: The present invention provides compounds of Formula (I) and pharmaceutical compositions comprising compounds of Formula I, and methods for using compounds of Formula I for treating or preventing thromboses, embolisms, hypercoaguability or fibrotic changes.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: March 13, 2018
    Assignees: Merck Sharp & Dohme Corp., Mochida Pharmaceutical Co., Ltd.
    Inventors: Cameron James Smith, John Qiang Tan, Ting Zhang, James Balkovec, William John Greenlee, Liangqin Guo, Yi-Heng Chen, Yili Chen, Samuel Chackalamannil, Tomokazu Hirabayashi, Mika Sekioka
  • Patent number: 9708308
    Abstract: The present invention provides a compound of Formula (I) wherein R1 is H or C1-6 alkyl, R2, is H or C1-6 alkyl or CH2OH, R3 is H or C1-6 alkyl, and R4 is H or C1-6 alkyl, provided that when R1, R2, and R3 are H, R4 is C1-6 alkyl, and when R1, R2, and R4 are H, then R3 is C1-6 alkyl, and when R1, R3, and R4 are H, R2 is C1-6 alkyl or —CH2OH, and when R2, R3, and R4 are H, then R1 is C1-6 alkyl; A is 1) a 9-10 membered bicyclic heterocycle having 1-3 heteroatoms independently selected from N, S and O, which 9-10 membered bicyclic heterocycle is unsubstituted or substituted with R5 and unsubstituted or substituted with R6 and unsubstituted or substituted with NH2, or 2) a 6-9 membered monocyclic or bicyclic carbocyclic ring system unsubstituted or substituted with R5, unsubstituted or substituted with R6, and unsubstituted or substituted with —CH2NH2; and B is 1) a 5- or 6-membered monocyclic heterocycle having 1 or 2 heteroatoms independently selected from N, S or O, which is unsubstituted or substitut
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: July 18, 2017
    Assignees: Merck Sharp Dohme Corp., Mochida Pharmacuetical Co., Ltd.
    Inventors: Cameron James Smith, John Qiang Tan, Ting Zhang, James Balkovec, William John Greenlee, Liangqin Guo, Yi-Heng Chen, Yili Chen, Jiayi Xu, Samuel Chackalamannil, Tomokazu Hirabayashi, Hiroshi Nagasue, Kouki Ogawa
  • Patent number: 9695198
    Abstract: The present invention provides a compound of Formula (I) where A is a heterocycle ring system and B is a heterocycle ring system or aryl ring system, and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: July 4, 2017
    Assignees: Merck Sharp & Dohme Corp., Mochida Pharmaceutical Co., Ltd.
    Inventors: Cameron James Smith, Edward Sherer, Louis-Charles Campeau, James Balkovec, William John Greenlee, Derun Li, Liangqin Guo, Tin-Yau Chan, Yi-Heng Chen, Yili Chen, Samuel Chackalamannil, John Qiang Tan, Tomokazu Hirabayashi, Mika Sekioka
  • Patent number: 9328138
    Abstract: The present invention relates to macrocyclic compounds of formula (I) that are useful as inhibitors of the hepatitis C virus (HCV) NS3 protease, their synthesis, and their use for treating or preventing HCV infections.
    Type: Grant
    Filed: November 9, 2012
    Date of Patent: May 3, 2016
    Assignees: MSD Italia S.R.L., Merck Sharp & Dohme Corp.
    Inventors: Michael T. Rudd, John McCauley, Nigel Liverton, Christiane Grisé-Bard, Marie-Christine Brochu, Sylvie Charron, Virender Aulakh, Benoit Bachand, Patrick Beaulieu, Helmi Zaghdane, Yongxin Han, Marco Ferrara, Steven Harper, Vincenzo Summa, Samuel Chackalamannil, Srikanth Venkatraman, Unmesh Shah, Francisco Velazquez
  • Publication number: 20150368269
    Abstract: The present invention provides a compound of Formula (I) where A is a heterocycle ring system and B is a heterocycle ring system or aryl ring system, and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes.
    Type: Application
    Filed: December 16, 2013
    Publication date: December 24, 2015
    Applicants: Merck Sharp & Dohme Corp., Mochida Pharmaceutical Co., Ltd.
    Inventors: Cameron James Smith, Edward Sherer, Louis-Charles Campeau, James Balkovec, William John Greenlee, Derun Li, Liangqin Guo, Tin-Yau Chan, Yi-Heng Chen, Yili Chen, Samuel Chackalamannil, John Qiang Tan, Tomokazu Hirabayashi, Mika Sekioka
  • Publication number: 20150329562
    Abstract: The present invention provides a compound of Formula (I) wherein R1, R2, R3 and R4 are independently H or C1-6 alkyl, provided that when R1, R2, and R3 are H, R4 is C1-6 alkyl, and when R1, R2, and R4 are H, R3 is C1-6 alkyl, and when R1, R3, and R4 are H, R2 is C1-6 alkyl, and when R2, R3, and R4 are H, R is C1-6 alkyl; and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes.
    Type: Application
    Filed: December 16, 2013
    Publication date: November 19, 2015
    Applicants: Merck Sharp & Dohme Corp., Mochida Pharmaceutical Co., Ltd.
    Inventors: Cameron James Smith, John Qiang Tan, Ting Zhang, James Balkovec, William John Greenlee, Liangqin Guo, Yi-Heng Chen, Yili Chen, Samuel Chackalamannil, Tomokazu Hirabayashi, Mika Sekioka
  • Publication number: 20150322056
    Abstract: The present invention provides a compound of Formula (I) wherein R1 is H or C1-6 alkyl, R2, is H or C1-6 alkyl or CH2OH, R3 is H or C1-6 alkyl, and R4 is H or C1-6 alkyl, provided that when R1, R2, and R3 are H, R4 is C1-6 alkyl, and when R1, R2, and R4 are H, then R3 is C1-6 alkyl, and when R1, R3, and R4 are H, R2 is C1-6 alkyl or —CH2OH, and when R2, R3, and R4 are H, then R1 is C1-6 alkyl; A is 1) a 9-10 membered bicyclic heterocycle having 1-3 heteroatoms independently selected from N, S and O, which 9-10 membered bicyclic heterocycle is unsubstituted or substituted with R5 and unsubstituted or substituted with R6 and unsubstituted or substituted with NH2, or 2) a 6-9 membered monocyclic or bicyclic carbocyclic ring system unsubstituted or substituted with R5, unsubstituted or substituted with R6, and unsubstituted or substituted with —CH2NH2; and B is 1) a 5- or 6-membered monocyclic heterocycle having 1 or 2 heteroatoms independently selected from N, S or O, which is unsubstituted or substitut
    Type: Application
    Filed: December 16, 2013
    Publication date: November 12, 2015
    Applicants: Mochida Pharmaceutical Co., Ltd., Merck Sharp & Dohme Corp.
    Inventors: Cameron James SMITH, John Qiang TAN, Ting ZHANG, James BALKOVEC, William John GREENLEE, Liangqin GUO, Yi-Heng CHEN, Yili CHEN, Jiayi XU, Samuel CHACKALAMANNIL, Tomokazu HIRABAYASHI, Hiroshi NAGASUE, Kouki OGAWA
  • Patent number: 9161924
    Abstract: The present invention provides a compound of Formula (I) as described herein, or a pharmaceutically acceptable salt thereof. The present invention also provides pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing a thromboses, embolisms, hypercoagulability or fibrotic changes.
    Type: Grant
    Filed: July 3, 2012
    Date of Patent: October 20, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Craig Boyle, William Greenlee, Samuel Chackalamannil, Claire Lankin
  • Patent number: 9062007
    Abstract: Disclosed are compounds of the formula or a pharmaceutically acceptable salt or solvate thereof, wherein R1 is R is —C(O)—N(R27)(R28) or and the remaining variables are as defined in the specification. Also disclosed are pharmaceutical compositions comprising the compounds of formula I. Also disclosed are methods of treating cognitive or neurodegenerative diseases such as Alzheimer's disease. Also disclosed are pharmaceutical compositions and methods of treating cognitive or neurodegenerative diseases comprising the compounds of formula I in combination with a ?-secretase inhibitor other than those of formula I, an HMG-CoA reductase inhibitor, a gamma-secretase inhibitor, a non-steroidal anti-inflammatory agent, an N-methyl-D-aspartate receptor antagonist, a cholinesterase inhibitor or an anti-amyloid antibody.
    Type: Grant
    Filed: January 6, 2014
    Date of Patent: June 23, 2015
    Assignees: Merck Sharp & Dohme Corp., Pharmacopeia Drug Discovery, Inc.
    Inventors: Jared N. Cumming, Ulrich Iserloh, Andrew Stamford, Corey Strickland, Johannes H. Voight, Yusheng Wu, Ying Huang, Yan Xia, Samuel Chackalamannil, Tao Guo, Douglas W. Hobbs, Thuy X. H. Le, Jeffrey H. Lowrie, Kurt W. Saionz, Suresh D. Babu
  • Patent number: 8987242
    Abstract: The present invention provides a compound of Formula (I) as described herein, or a pharmaceutically acceptable salt or a solvate thereof. The present invention also provides pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing a thromboses, embolisms, hypercoagulability or fibrotic changes.
    Type: Grant
    Filed: June 1, 2010
    Date of Patent: March 24, 2015
    Assignees: Merck Sharp & Dohme Corp., Mochida Pharmaceuticals Co., Ltd.
    Inventors: Samuel Chackalamannil, Tin-Yau Chan, Mariappan V. Chelliah, Martin C. Clasby, Michael Dwyer, William J. Greenlee, Tomokazu Hirabayashi, Santhosh Neelamkavil, Hidemitsu Nishida, Fumihiko Saitoh, Unmesh Shah, Yan Xia
  • 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
  • Patent number: 8980916
    Abstract: The present invention provides a compound of Formula (I) as described herein, or a pharmaceutically acceptable salt thereof. The present invention also provides pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing a thromboses, embolisms, hypercoagulability or fibrotic changes.
    Type: Grant
    Filed: October 24, 2012
    Date of Patent: March 17, 2015
    Assignees: Merck Sharp & Dohme Corp., Mochida Pharmaceutical Co., Ltd.
    Inventors: Matthew Voss, Hiroki Sone, Samuel Chackalamannil, Munetaka Ohkouchi
  • Patent number: 8912206
    Abstract: The present invention relates to Pyrimidine Ether Derivatives, compositions comprising a Pyrimidine Ether Derivative, and methods of using the Pyrimidine Ether Derivatives for treating or preventing obesity, diabetes, a metabolic disorder, a cardiovascular disease or a disorder related to the activity of a G-protein coupled receptor (GPCR) in a patient.
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: December 16, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Santhosh Francis Neelamkavil, Andrew Stamford, Samuel Chackalamannil, William J. Greenlee
  • Patent number: 8907095
    Abstract: The present invention relates to Bicyclic Heterocycle Derivatives, compositions comprising a Bicyclic Heterocycle Derivative, and methods of using the Bicyclic Heterocycle Derivatives for treating or preventing obesity, diabetes, a metabolic disorder, a cardiovascular disease or a disorder related to the activity of GPR119 in a patient.
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: December 9, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Yan Xia, Craig D. Boyle, William J. Greenlee, Samuel Chackalamannil, Charles Lee Jayne
  • Publication number: 20140322195
    Abstract: The present invention provides a compound of Formula (I) as described herein, or a pharmaceutically acceptable salt thereof. The present invention also provides pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing a thromboses, embolisms, hypercoagulability or fibrotic changes.
    Type: Application
    Filed: October 24, 2012
    Publication date: October 30, 2014
    Inventors: Matthew Voss, Hiroki Sone, Samuel Chackalamannil, Munetaka Ohkouchi
  • Publication number: 20140296136
    Abstract: The present invention relates to macrocyclic compounds of formula (I) that are useful as inhibitors of the hepatitis C virus (HCV) NS3 protease, their synthesis, and their use for treating or preventing HCV infections.
    Type: Application
    Filed: November 9, 2012
    Publication date: October 2, 2014
    Inventors: Michael T. Rudd, John McCauley, Nigel Liverton, Christiane Grisé-Bard, Marie-Christine Brochu, Sylvie Charron, Virender Aulakh, Benoit Bachand, Patrick Beaulieu, Helmi Zaghdane, Yongxin Han, Marco Ferrara, Steven Harper, Vincenzo Summa, Samuel Chackalamannil, Srikanth Venkatraman, Unmesh Shah, Francisco Velazquez
  • Patent number: 8822480
    Abstract: The present invention relates to Bicyclic Heterocycle Derivatives of Formula (I), compositions comprising a Bicyclic Heterocycle Derivative, and methods of using the Bicyclic Heterocycle Derivatives for treating or preventing obesity, diabetes, a metabolic disorder, a cardiovascular disease or a disorder related to the activity of a G-protein coupled receptor (GPCR) such as GPR119 in a patient.
    Type: Grant
    Filed: July 15, 2009
    Date of Patent: September 2, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Santhosh Francis Neelamkavil, Craig D. Boyle, Samuel Chackalamannil, William J. Greenlee, Bernard R. Neustadt, Andrew W. Stamford
  • Patent number: 8815876
    Abstract: The present invention relates to Bicyclic Heterocycle Derivatives, compositions comprising a Bicyclic Heterocycle Derivative, and methods of using the Bicyclic Heterocycle Derivatives for treating or preventing obesity, diabetes, a diabetic complication, a metabolic disorder, a cardiovascular disease or a disorder related to the activity of a G protein-coupled receptor (GPCR) in a patient. The compounds are of structure (I).
    Type: Grant
    Filed: July 15, 2009
    Date of Patent: August 26, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Santhosh Francis Neelamkavil, Craig D. Boyle, Bernard R. Neustadt, Samuel Chackalamannil, William J. Greenlee
  • Publication number: 20140219989
    Abstract: The present invention provides a compound of Formula (I) as described herein, or a pharmaceutically acceptable salt thereof. The present invention also provides pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing a thromboses, embolisms, hypercoagulability or fibrotic changes.
    Type: Application
    Filed: July 3, 2012
    Publication date: August 7, 2014
    Inventors: Craig Boyle, William Greenlee, Samuel Chackalamannil, Claire Lankin
  • Publication number: 20140128361
    Abstract: Disclosed are compounds of the formula or a pharmaceutically acceptable salt or solvate thereof, wherein R1 is R is —C(O)—N(R27)(R28) or and the remaining variables are as defined in the specification. Also disclosed are pharmaceutical compositions comprising the compounds of formula I. Also disclosed are methods of treating cognitive or neurodegenerative diseases such as Alzheimer's disease. Also disclosed are pharmaceutical compositions and methods of treating cognitive or neurodegenerative diseases comprising the compounds of formula I in combination with a ?-secretase inhibitor other than those of formula I, an HMG-CoA reductase inhibitor, a gamma-secretase inhibitor, a non-steroidal anti-inflammatory agent, an N-methyl-D-aspartate receptor antagonist, a cholinesterase inhibitor or an anti-amyloid antibody.
    Type: Application
    Filed: January 6, 2014
    Publication date: May 8, 2014
    Applicants: Pharmacopeia Drug Discovery, Inc., Merck Sharp & Dohme Corp.
    Inventors: Jared N. Cumming, Ulrich Iserloh, Andrew Stamford, Corey Strickland, Johannes H. Voight, Yusheng Wu, Ying Huang, Yan Xia, Samuel Chackalamannil, Tao Guo, Douglas W. Hobbs, Thuy X.H. Le, Jeffrey H. Lowrie, Kurt W. Salonz, Suresh D. Babu