Patents by Inventor Anjan Chakrabarti

Anjan Chakrabarti 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: 10508109
    Abstract: The present invention directs to a compound represented by formula (I).
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: December 17, 2019
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Yo Matsuo, Shoji Hisada, Yusuke Nakamura, Anjan Chakrabarti, Manish Rawat, Sanjay Rai, Arvapalli Venkata Satyanarayana, Zhiyong Duan, Arindam Talukdar, Srinivas Ravula, Helene Decornez
  • Patent number: 10093683
    Abstract: The present invention provides a compound of Formula (I) and pharmaceutical compositions comprising one or more compounds of Formula (I), and methods for using the compounds of Formula (I) for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: October 9, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Yeon-Hee Lim, Zhuyan Guo, Amjad Ali, Scott D. Edmondson, Weiguo Liu, Gioconda V. Gallo-Etienne, Heping Wu, Ying-Duo Gao, Andrew W. Stamford, Younong Yu, Nancy J. Kevin, Rajan Anand, Deyou Sha, Santhosh F. Neelamkavil, Zahid Hussain, Puneet Kumar, Remond Moningka, Joseph L. Duffy, Jiayi Xu, Yu Jiang, Anjan Chakrabarti, Hiroki Sone
  • Publication number: 20180273529
    Abstract: The present invention directs to a compound represented by formula (I).
    Type: Application
    Filed: September 12, 2016
    Publication date: September 27, 2018
    Inventors: YO MATSUO, Shoji Hisada, Yusuke Nakamura, Anjan Chakrabarti, Manish Rawat, Sanjay Rai, Arvapalli Venkata Satyanarayana, Zhiyong Duan, Arindam Talukdar, Srinivas Ravula, Helene Decornez
  • Patent number: 9586967
    Abstract: A compound represented by the general formula (1) has a pyridone ring structure introduced into a pyrrolo pyrimidine skeleton, so that the compound has a strong Axl inhibitory activity. Consequently, the compound can be used as a therapeutic agent for Axl-related diseases including cancers such as acute myeloid leukemia, melanoma, breast cancer, pancreatic cancer, and glioma, kidney diseases, immune system diseases, and circulatory system diseases.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: March 7, 2017
    Assignee: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Takayuki Inukai, Jun Takeuchi, Tomoko Yasuhiro, Mark Allan Wolf, Vijay Dattaram Pawar, Anjan Chakrabarti, Santhosh Kumar Chittimalla
  • Publication number: 20170044183
    Abstract: The present invention provides a compound of Formula (I) 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. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Application
    Filed: April 21, 2015
    Publication date: February 16, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Yeon-Hee Lim, Zhuyan Guo, Amjad Ali, Scott D. Edmondson, Weiguo Liu, Giocanda V. Gallo-Etienne, Heping Wu, Ying-Duo Gao, Andrew W. Stamford, Younong Yu, Nancy J. Kevin, Rajan Anand, Deyou Sha, Santhosh F. Neelamkavil, Zahid Hussain, Puneet Kumar, Remond Moningka, Joseph L. Duffy, Jiayi Xu, Yu Jiang, Anjan Chakrabarti, Hiroki Sone
  • Publication number: 20160264579
    Abstract: A compound represented by the general formula (1) has a pyridone ring structure introduced into a pyrrolo pyrimidine skeleton, so that the compound has a strong Axl inhibitory activity. Consequently, the compound can be used as a therapeutic agent for Axl-related diseases including cancers such as acute myeloid leukemia, melanoma, breast cancer, pancreatic cancer, and glioma, kidney diseases, immune system diseases, and circulatory system diseases.
    Type: Application
    Filed: November 6, 2014
    Publication date: September 15, 2016
    Applicant: ONO PHARMACEUTICAL CO., LTD.
    Inventors: Takayuki INUKAI, Jun TAKEUCHI, Tomoko YASUHIRO, Mark Allan WOLF, Vijay Dattaram PAWAR, Anjan CHAKRABARTI, Santhosh Kumar CHITTIMALLA
  • Publication number: 20160120863
    Abstract: Provided is a SLC2A class I transporter inhibitor compound for use in medicine, which compound comprises the following formula: wherein A and Z may be the same or different and are each independently selected from C, N, O and S; each X may be the same or different and is independently selected from C, N, O and S; R1 and R5 may be present or absent and may be the same or different and are each selected from H and a substituted or unsubstituted organic group; Z completes a ring with each X, each ring comprising from 3 to 8 ring atoms including the X, A, and Z, each ring atom being independently selected from C, N, O and S, and each ring atom being unsubstituted or independently substituted with H or a substituted or unsubstituted organic group; and wherein the bonds between all of the atoms in the rings including the X, A, and Z may independently be single bonds or double bonds, provided that when X or a ring atom is O or S the bonds to X are single bonds.
    Type: Application
    Filed: May 22, 2014
    Publication date: May 5, 2016
    Inventors: Phillip Martin Cowley, Alan Wise, Thomas James Brown, Matthew Isherwood, Anjan Chakrabarti
  • Publication number: 20130012685
    Abstract: The present invention relates to peptide compounds that are agonists of the erythropoietin receptor (EPO-R). The invention further relates to therapeutic methods using such peptide compounds to treat disorders associated with insufficient or defective red blood cell production. Pharmaceutical compositions, which comprise the peptide compounds of the invention, are also provided.
    Type: Application
    Filed: July 3, 2012
    Publication date: January 10, 2013
    Applicant: AFFYMAX, INC.
    Inventors: Christopher P. Holmes, Qun Yin, Genet Zemede, Ashok Bhandari, Yaohua S. Dong, David Tumelty, Guy Lalonde, Brian T. Frederick, Anjan Chakrabarti, Palani Balu, Peter J. Schatz, Nicholas C. Wrighton, William J. Dower
  • Publication number: 20120165275
    Abstract: Compounds comprising a peptide moiety, a linker moiety and a water-soluble polymer moiety such as a poly(ethylene glycol) moiety are disclosed. Various linker moieties for use in these compounds are also disclosed, along methods for their synthesis.
    Type: Application
    Filed: December 21, 2011
    Publication date: June 28, 2012
    Applicant: AFFYMAX, INC.
    Inventors: Christopher P. Holmes, Anjan Chakrabarti, Brian T. Frederick, Yijun Pan, Yaohua S. Dong, Ashok Bhandari
  • Publication number: 20120157660
    Abstract: The present invention relates to peptide compounds that are agonists of the erythropoietin receptor (EPO-R). The invention further relates to therapeutic methods using such peptide compounds to treat disorders associated with insufficient or defective red blood cell production. Pharmaceutical compositions, which comprise the peptide compounds of the invention, are also provided.
    Type: Application
    Filed: August 18, 2010
    Publication date: June 21, 2012
    Applicant: AFFYMAX, INC.
    Inventors: Christopher P. Holmes, Qun Yin, Genet Zemede, Ashok Bhandari, David Tumelty, Guy Lalonde, Palani Balu, Peter J. Schatz, William J. Dower, Anjan Chakrabarti, Yaohua S. Dong, Brian T. Frederick, Nicholas C. Wrighton
  • Patent number: 8106154
    Abstract: Compounds comprising a peptide moiety, a linker moiety and a water-soluble polymer moiety such as a poly(ethylene glycol) moiety are disclosed. Various linker moieties for use in these compounds are also disclosed, along methods for their synthesis.
    Type: Grant
    Filed: January 30, 2008
    Date of Patent: January 31, 2012
    Assignee: Affymax, Inc.
    Inventors: Christopher P. Holmes, Anjan Chakrabarti, Brian T. Frederick, Yijun Pan, Yaohua S. Dong, Ashok Bhandari
  • Publication number: 20110282029
    Abstract: The present invention relates to peptide compounds that are agonists of the erythropoietin receptor (EPO-R). The invention further relates to therapeutic methods using such peptide compounds to treat disorders associated with insufficient or defective red blood cell production. Pharmaceutical compositions, which comprise the peptide compounds of the invention, are also provided.
    Type: Application
    Filed: December 10, 2010
    Publication date: November 17, 2011
    Applicant: AFFYMAX, INC.
    Inventors: Christopher P. Holmes, Qun Yin, Genet Zemede, Ashok Bhandari, Yaohua S. Dong, David Tumelty, Guy Lalonde, Brian T. Frederick, Anjan Chakrabarti, Palani Balu, Peter J. Schatz, Nicholas C. Wrighton, William J. Dower
  • Publication number: 20090130225
    Abstract: The present invention provides macrolide derivatives, which can be used as antibacterial agents. Compounds described herein can be used for treating or preventing conditions caused by or contributed to by gram-positive, gram-negative or anaerobic bacteria, more particularly against, for example, Staphylococci, Streptococci, Enterococci, Haemophilus, Moraxalla spp., Chlamydia spp., Mycoplasm, Legionella spp., Mycobacterium, Helicobacter, Clostridium, Bacteroides, Corynebacterium, Propionibeacterium, Bacillus, Enterobactericeae or any combination thereof. Also provided are processes for preparing compounds described herein, pharmaceutical compositions thereof, and methods of treating bacterial infections.
    Type: Application
    Filed: November 21, 2006
    Publication date: May 21, 2009
    Inventors: Anjan Chakrabarti, Biswajit Das, Jitendra Sambhaji Jadhav, Dilip J. Upadhyay
  • Publication number: 20090075916
    Abstract: This invention relates to 14-membered macrolide derivatives for treating or preventing acne vulgaris and associated inflammatory conditions. Also provided herein are medicaments or pharmaceutical compositions comprising one or more 14-membered macrolide derivatives together with one or more pharmaceutically acceptable carriers, excipients, diluents or mixture thereof, and methods for treating or preventing acne vulgaris and associated inflammatory conditions.
    Type: Application
    Filed: November 22, 2006
    Publication date: March 19, 2009
    Inventors: Dilip J. Upadhyay, Anjan Chakrabarti, Biswajit Das, Radhakrishnan Gowrishankar
  • Publication number: 20090048147
    Abstract: The present invention relates to a compound comprising a peptide moiety, a linker moiety and a water-soluble polymer moiety such as a poly(ethylene glycol) moiety. The linker moiety is between the peptide moiety and the water-soluble polymer moiety. In certain embodiments, the linker moiety has the structure: wherein ?, ?, and ? are each integers whose values are independently selected. In other embodiments the linker moiety has the following structure: wherein ?, ?, and ? are each integers whose values are independently selected. In other embodiments the linker moiety has the following structure: wherein ?, ?, ?, and ? are each integers whose values are independently selected. Alternatively, the linker structure may have the following structure: wherein ? and ? are each integers whose values are independently selected.
    Type: Application
    Filed: January 30, 2008
    Publication date: February 19, 2009
    Applicant: Affymax, Inc.
    Inventors: Christopher P. Holmes, Anjan Chakrabarti, Brian T. Frederick, Yijun Pan, Yaohua S. Dong, Ashok Bhandari
  • Publication number: 20090018174
    Abstract: Provided herein are macrolide derivatives that can be useful in treating or preventing inflammatory diseases. Also provided are pharmaceutical compositions comprising one or more macrolide derivatives optionally together with one or more pharmaceutically acceptable carriers, excipients, diluents or mixtures thereof, as well as methods for treating or preventing inflammatory diseases.
    Type: Application
    Filed: November 8, 2006
    Publication date: January 15, 2009
    Inventors: Pradip Kumar Bhatnagar, Anjan Chakrabarti, Biswajit Das, Malini Bajpai, Abhijit Ray
  • Publication number: 20090005292
    Abstract: The present invention relates to peptide compounds that are agonists of the erythropoietin receptor (EPO-R). The invention further relates to therapeutic methods using such peptide compounds to treat disorders associated with insufficient or defective red blood cell production. Pharmaceutical compositions, which comprise the peptide compounds of the invention, are also provided.
    Type: Application
    Filed: November 11, 2005
    Publication date: January 1, 2009
    Applicant: AFFYMAX, INC.
    Inventors: Christopher P. Holmes, Qun Yin, Genet Zemede, Ashok Bhandari, David Tumelty, Guy Lalonde, Palani Balu, Peter J. Schatz, William J. Dower, Anjan Chakrabarti, Yaohua S. Dong, Brian T. Frederick, Nicholas C. Wrighton
  • Publication number: 20090005325
    Abstract: Provided herein are ketolide derivatives, which can be used as antibacterial agents. Compounds described herein can be used for treating or preventing conditions caused by or contributed to by gram positive, gram negative or anaerobic bacteria, more particularly against, for example, Staphylococci, Streptococci, Enterococci, Haemophilus, Moraxalla spp., Chlamydia spp., Mycoplasm, Legionella spp., Mycobacterium, Helicobacter, Clostridium, Bacteroides, Corynebacterium, Bacillus, Enterobactericeae, Propionibacterium acnes or any combination thereof. Also provided are processes for preparation of compounds described herein, pharmaceutical compositions thereof, and methods of treating bacterial infections.
    Type: Application
    Filed: November 21, 2006
    Publication date: January 1, 2009
    Inventors: Biswajit Bas, Anjan Chakrabarti, Ramadass Venkataramanan, Atul Kashinath Hajare, Anish Bandyopadhyay, Rita Katoch, Gobind Singh Kapkoti, Yogash Baban Surase, Mohammad Salman, Dilip J. Upadhyay
  • Publication number: 20080287376
    Abstract: The present invention provides ketolide derivatives, which can be used as antibacterial agents. In particular, compounds described herein can be used for treating or preventing conditions caused by or contributed to by Gram-positive, Gram-negative or anaerobic bacteria, more particularly against, for example, Staphylococci, Streptococci, Enterococci, Haemophilus, Moraxalla spp. Chlamydia spp., Mycoplasm, Legionella spp., Mycobacterium, Helicobacter, Clostridium, Bacteroides, Corynebaclerium, Bacillus or Enterobactericeae. Also provided are processes for preparing such ketolide derivatives, pharmaceutical compositions thereof, and methods of treating bacterial infections.
    Type: Application
    Filed: July 28, 2005
    Publication date: November 20, 2008
    Applicants: RANBAXY LABORATORIES LIMITED
    Inventors: Biswajit Das, Mohammad Salman, Atul Kashinath Hajare, Ramadass Venkataramanan, Rita Katoch, Rajesh Kumar, Gobind Singh Kapkoti, Anjan Chakrabarti, Anish Bandyopadhyay, Santosh Haribhau Kurhade, Yogesh Baban Surase, Ashok Rattan
  • Publication number: 20080207536
    Abstract: The present invention provides acylide derivatives, which can be used as antibacterial agents. Compounds disclosed herein can be used for the treatment or prevention of a condition caused by or contributed to by Gram-positive, Gram-negative or anaerobic bacteria, more particularly against bacterium such as Staphylococci, Streptococci, Enterococci, Haemophilus, Moraxalla spp., Chlamydia spp., Mycoplasm, Legionella spp., Myobacterium, Helicobacter, Clostridium, Bacteroides, Corynebacterium, Baccillus or Enterobactericeae. Processes for the preparation of disclosed compounds, pharmaceutical compositions thereof, and method of treating bacterial infections, are also provided.
    Type: Application
    Filed: July 13, 2005
    Publication date: August 28, 2008
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Biswajit Das, Rita Katoch, Atul Kashinath Hajare, Gobind Singh Kapkoti, Anish Bandyopadhyay, Ramadass Venkataramanan, Rajesh Kumar, Santosh Haribhau Kurhade, Sujata Rathy, Anjan Chakrabarti, Yogesh Baban Surase, Mohammad Salman, Ashok Rattan