Patents by Inventor Sagar Shakya

Sagar Shakya 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).

  • Processes for the Preparation of a Kinase Inhibitor
    Publication number: 20230192619
    Abstract: The present invention relates to processes for the synthetic preparation of c-Met inhibitors of Formula I, or pharmaceutically acceptable salts thereof. The present invention further relates to processes for the synthetic preparation of the c-Met inhibitor, Compound 1, or a pharmaceutically acceptable salt thereof. The present invention also relates to processes for the synthetic preparation of Compound 1.hemifumarate. The invention further relates to large scale processes for the synthetic preparation of the c-Met inhibitor, Compound 1 and Compound 1.hemifumarate.
    Type: Application
    Filed: April 30, 2021
    Publication date: June 22, 2023
    Inventors: Frenel DeMorin, Khalid Shah, Sagar Shakya, Yong Wang, Wei Xu
  • Salt Forms of a Kinase Inhibitor
    Publication number: 20230052703
    Abstract: The present invention relates to crystalline forms of salts of Compound 1. The invention also relates to pharmaceutical compositions comprising the solid crystalline salts of Compound 1. The invention further relates to methods of treating a disease, disorder, or syndrome mediated at least in part by modulating in vivo activity of a protein kinase.
    Type: Application
    Filed: December 12, 2019
    Publication date: February 16, 2023
    Inventors: Frenel DeMorin, Khalid Shah, Sagar Shakya, Peter Wong, Courtney S. Johnson, Melanie Janelle Bevill, Stephan D. Parent
  • Crystalline Forms and Salt Forms of a Kinase Inhibitor
    Publication number: 20230029213
    Abstract: The present invention relates to crystalline forms of the free base of the c-Met inhibitor, Compound 1. The invention also relates to crystalline forms of salts of Compound 1. The invention also relates to pharmaceutical compositions comprising the solid polymorphs of the free base and salts of Compound 1. The invention further relates to methods of treating a disease, disorder, or syndrome mediated at least in part by modulating in vivo activity of a protein kinase.
    Type: Application
    Filed: December 12, 2019
    Publication date: January 26, 2023
    Inventors: Frenel DeMorin, Khalid Shah, Sagar Shakya, Peter Wong, Courtney S. Johnson, Melanie Janelle Bevill, Stephan D. Parent
  • Process for preparing a compound
    Patent number: 10329288
    Abstract: The invention provides processes of preparation thereof useful in the preparation of compounds that can be used as CHK1 inhibitors.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: June 25, 2019
    Assignees: Genentech, Inc., Array BioPharma Inc.
    Inventors: Chong Han, Keena Green, Francis Gosselin, Michelangelo Scalone, Paul J. Nichols, Weidong Liu, Keith L. Spencer, Zackary D. Crane, Peter J. Stengel, Sagar Shakya
  • PROCESS FOR MAKING HYDROXYLATED CYCLOPENTYLPYRIMIDINE COMPOUNDS
    Publication number: 20180258054
    Abstract: The invention provides processes for preparing a compound of formula I and salts thereof, wherein R1 is defined herein, and compounds and intermediates of said formula.
    Type: Application
    Filed: October 12, 2017
    Publication date: September 13, 2018
    Applicants: Array BioPharma Inc., Genentech, Inc.
    Inventors: David Askin, Chong Han, Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, C. Gregory Sowell, Keith L. Spencer, Peter J. Stengel
  • Process for making hydroxylated cyclopentylpyrimidine compounds
    Patent number: 9790190
    Abstract: The invention provides processes for preparing a compound of formula I and salts thereof, wherein R1 is defined herein, and compounds and intermediates of said formula.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: October 17, 2017
    Assignees: Array BioPharma Inc., Genentech, Inc.
    Inventors: David Askin, Chong Han, Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, C. Gregory Sowell, Keith L. Spencer, Peter J. Stengel
  • PROCESS FOR MAKING HYDROXYLATED CYCLOPENTYLPYRIMIDINE COMPOUNDS
    Publication number: 20170247337
    Abstract: The invention provides processes for preparing a compound of formula I and salts thereof, wherein R1 is defined herein, and compounds and intermediates of said formula.
    Type: Application
    Filed: May 11, 2017
    Publication date: August 31, 2017
    Applicants: Array BioPharma Inc., Genentech, Inc.
    Inventors: David Askin, Chong Han, Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, C. Gregory Sowell, Keith L. Spencer, Peter J. Stengel
  • Process for making hydroxylated cyclopentylpyrimidine compounds
    Patent number: 9676730
    Abstract: The invention provides processes for preparing a compound of formula I and salts thereof, wherein R1 is defined herein, and compounds and intermediates of said formula.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: June 13, 2017
    Assignees: Array BioPharma Inc., Genentech, Inc.
    Inventors: David Askin, Chong Han, Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, C. Gregory Sowell, Keith L. Spencer, Peter J. Stengel
  • PROCESS FOR MAKING HYDROXYLATED CYCLOPENTYLPYRIMIDINE COMPOUNDS
    Publication number: 20160318877
    Abstract: The invention provides processes for preparing a compound of formula I and salts thereof, wherein R1 is defined herein, and compounds and intermediates of said formula.
    Type: Application
    Filed: July 7, 2016
    Publication date: November 3, 2016
    Applicants: Array BioPharma Inc., Genentech, Inc.
    Inventors: David Askin, Chong Han, Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, C. Gregory Sowell, Keith L. Spencer, Peter J. Stengel
  • Process for making hydroxylated cyclopentylpyrimidine compounds
    Patent number: 9416110
    Abstract: The invention provides processes for preparing a compound of formula I and salts thereof, wherein R1 is defined herein, and compounds and intermediates of said formula.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: August 16, 2016
    Assignees: Array BioPharma Inc., Genentech, Inc.
    Inventors: David Askin, Chong Han, Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, C. Gregory Sowell, Keith L. Spencer, Peter J. Stengel
  • PROCESS FOR PREPARING A COMPOUND
    Publication number: 20160200723
    Abstract: The invention provides processes of preparation thereof useful in the preparation of compounds that can be used as CHK1 inhibitors.
    Type: Application
    Filed: August 21, 2014
    Publication date: July 14, 2016
    Applicants: Genentech, Inc., Array BioPharma Inc.
    Inventors: Chong HAN, Keena GREEN, Francis GOSSELIN, Michelangelo SCALONE, Paul J. NICHOLS, Weidong LIU, Keith L. SPENCER, Zackary D. CRANE, Peter J. STENGEL, Sagar SHAKYA
  • Process for making hydroxylated cyclopentylpyrimidine compounds
    Patent number: 9309204
    Abstract: The invention provides new processes for making and purifying hydroxylated cyclopenta[d]pyrimidine compounds, which are useful for the treatment of diseases such as cancer as AKT protein kinase inhibitors, including the compound (S)-2-(4-chlorophenyl)-1-(4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazin-1-yl)-3-(isopropylamino)propan-1-one.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: April 12, 2016
    Assignees: ARRAY BIOPHARMA INC., GENENTECH, INC.
    Inventors: Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, Keith L. Spencer, Peter J. Stengel
  • PROCESS FOR MAKING HYDROXYLATED CYCLOPENTYLPYRIMIDINE COMPOUNDS
    Publication number: 20150152067
    Abstract: The invention provides processes for preparing a compound of formula I and salts thereof, wherein R1 is defined herein, and compounds and intermediates of said formula.
    Type: Application
    Filed: May 17, 2013
    Publication date: June 4, 2015
    Inventors: David Askin, Chong Han, Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, C. Gregory Sowell, Keith L. Spencer, Peter J. Stengel
  • Processes for preparing benzimidazole compounds
    Patent number: 9024040
    Abstract: Provided are processes for the preparation of benzimidazole structures having Formula VIIIb-1: and salts and solvates thereof, wherein Z, X5, R2b, R2c and R10 are as defined herein. Compounds of Formula VIIIb-1 are useful for the preparation of benzimidazole derivatives.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: May 5, 2015
    Assignee: Array Biopharma Inc.
    Inventors: John DeMattei, Sagar Shakya, Anthony D. Piscopio, Bruno P. Hache, Matthew Charles Evans, James Gair Ford, Simon Mark Pointon, Koen Peeters, Timothy John Lilley, John Leonard
  • PROCESS FOR MAKING HYDROXYLATED CYCLOPENTYLPYRIMIDINE COMPOUNDS
    Publication number: 20150099881
    Abstract: The invention provides new processes for making and purifying hydroxylated cyclopenta[d]pyrimidine compounds, which are useful for the treatment of diseases such as cancer as AKT protein kinase inhibitors, including the compound (S)-2-(4-chlorophenyl)-1-(4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazin-1-yl)-3-(isopropylamino)propan-1-one.
    Type: Application
    Filed: May 17, 2013
    Publication date: April 9, 2015
    Applicant: Genetech, Inc.
    Inventors: Jonathan W. Lane, Travis Remarchuk, Sagar Shakya, Keith L. Spencer, Peter J. Stengel
  • PROCESSES FOR PREPARING BENZIMIDAZOLE COMPOUNDS
    Publication number: 20130245279
    Abstract: Provided are processes for the preparation of benzimidazole structures having Formula VIIIb-1: and salts and solvates thereof, wherein Z, X5, R2b, R2c and R10 are as defined herein. Compounds of Formula VIIIb-1 are useful for the preparation of benzimidazole derivatives.
    Type: Application
    Filed: September 13, 2012
    Publication date: September 19, 2013
    Inventors: John Demattei, Sagar Shakya, Anthony D. Piscopio, Bruno P. Hache, Matthew Charles Evans, James Gair Ford, Simon Mark Pointon, Koen Peeters, Timothy John Lilley, John Leonard
  • Benzimidazole compounds
    Patent number: 8501956
    Abstract: Provided are compounds having Formula VIIIa-1: wherein Z, X5, R2, R2a and R10 are as defined herein. Compounds of Formula VIIIa-1 can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.
    Type: Grant
    Filed: September 9, 2011
    Date of Patent: August 6, 2013
    Assignees: Array BioPharma Inc., AstraZeneca SB
    Inventors: John Demattei, Sagar Shakya, Anthony D. Piscopio, Bruno P. Hache, Matthew Charles Evans, James Gair Ford, Simon Mark Pointon, Koen Peeters, Timothy John Lilley, John Leonard
  • Process for preparing benzimidazole compounds
    Patent number: 8383832
    Abstract: Provided are methods for the synthesis of heterocyclic compounds such as benzimidazole carboxylic acid core structures having Formula Ib-1: wherein Z, X1, X2, X5, R2b and R10 are as defined herein. Compounds of Formula Ib-1 can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.
    Type: Grant
    Filed: September 9, 2011
    Date of Patent: February 26, 2013
    Assignees: Array BioPharma Inc., AstraZeneca AB
    Inventors: John Demattei, Sagar Shakya, Anthony D. Piscopio, Bruno P. Hache, Matthew Charles Evans, James Gair Ford, Simon Mark Pointon, Koen Peeters, Timothy John Lilley, John Leonard
  • SNAR process for preparing benzimidazole compounds
    Patent number: 8183385
    Abstract: Provided are methods for the synthesis of heterocyclic compounds such as benzimidazole carboxylic acid core structures having Formula Ia-2 and their synthetic intermediates: wherein X1, X2, X5, R1, R2 and R4 are as defined herein. Compounds of Formula Ia-2 and their synthetic intermediates can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.
    Type: Grant
    Filed: June 21, 2006
    Date of Patent: May 22, 2012
    Assignees: Array BioPharma Inc., AstraZeneca AB
    Inventors: John DeMattei, Sagar Shakya, Paul J. Nichols, Bradley R. Barnett, Bruno P. Hache, Matthew Charles Evans, James Gair Ford, John Leonard
  • PROCESS FOR PREPARING BENZIMIDAZOLE COMPOUNDS
    Publication number: 20110319632
    Abstract: Provided are compounds having Formula VIIIa-1: wherein Z, X5, R2, R2a and R10 are as defined herein. Compounds of Formula VIIIa-1 can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.
    Type: Application
    Filed: September 9, 2011
    Publication date: December 29, 2011
    Applicant: ARRAY BIOPHARMA INC.
    Inventors: John Demattei, Sagar Shakya, Anthony D. Piscopio, Bruno P. Hache, Matthew Charles Evans, James Gair Ford, Simon Mark Pointon, Koen Peeters, Timothy John Lilley, John Leonard