Patents by Inventor Ashis Saha

Ashis Saha 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).

  • Publication number: 20160296501
    Abstract: The present application provides novel compounds and methods for preparing and using these compounds. In one embodiment, the compounds are of the structure of formula (I), wherein R1-R4 are defined herein. In a further embodiment, these compounds are useful in method for regulating one or both of the P2X3 or P2X2/3 receptors. In another embodiment, these compounds are useful for treating pain in patients by administering one or more of the compounds to a patient. In another embodiment, these compounds are useful for treating respiratory dysfunction in patients by administering one or more of the compounds to a patient.
    Type: Application
    Filed: June 16, 2016
    Publication date: October 13, 2016
    Applicant: Asana Biosciences, LLC
    Inventors: Scott K. Thompson, Aranapakam Venkatesan, Tony Priestley, Mrinal Kundu, Ashis Saha
  • Patent number: 8604021
    Abstract: The invention relates to 5-HT6 receptor antagonists. Novel arylamine compounds and use of these compounds and their pharmaceutical compositions, e.g., in the treatment, modulation and/or prevention of physiological conditions associated with serotonin action, such as in treating obesity, and obesity-related disorders, e.g., cardiovascular disease, digestive disease, respiratory disease, cancer and type II diabetes; and psychological disorders such as schizophrenia, are disclosed.
    Type: Grant
    Filed: May 10, 2011
    Date of Patent: December 10, 2013
    Inventors: Oren Becker, Rosa Melendez, Yael Marantz, Anurag Sharadendu, Merav Fichman, Mercedes Lobera, Hanoch Senderowitz, Srinivasa Rao Cheruku, Sharon Shacham, Laurence Wu, Ashis Saha, Pini Orbach, Dale S. Dhanoa
  • Publication number: 20120115850
    Abstract: The invention relates to 5-HT6 receptor antagonists. Novel arylamine compounds and use of these compounds and their pharmaceutical compositions, e.g., in the treatment, modulation and/or prevention of physiological conditions associated with serotonin action, such as in treating obesity, and obesity-related disorders, e.g., cardiovascular disease, digestive disease, respiratory disease, cancer and type II diabetes; and psychological disorders such as schizophrenia, are disclosed.
    Type: Application
    Filed: May 10, 2011
    Publication date: May 10, 2012
    Inventors: Oren Becker, Rosa Melendez, Yael Marantz, Anurag Sharadendu, Merav Fichman, Mercedes Lobera, Hanoch Senderowitz, Srinivasa Rao Cheruku, Sharon Shacham, Laurence Wu, Ashis Saha, Pini Orbach, Dale S. Dhanoa
  • Publication number: 20110212940
    Abstract: The present invention relates to compounds of the general formula (I) that have activity as S1P receptor modulating agents and the use of such compounds to treat diseases associated with inappropriate S1P receptor activity. The compounds may be used as immunomodulators, e.g., for treating or preventing diseases such as autoimmune and related immune disorders including systemic lupus erythematosus, inflammatory bowel diseases such as Crohn's disease and ulcerative colitis, type I diabetes, uveitis, psoriasis, myasthenia gravis, rheumatoid arthritis, non-glomerular nephrosis, hepatitis, Behçet's disease, glomerulonephritis, chronic thrombocytopenic purpura, hemolytic anemia, hepatitis and Wegner's granuloma; and for treating other conditions.
    Type: Application
    Filed: February 25, 2011
    Publication date: September 1, 2011
    Applicant: EPIX PHARMACEUTICALS, INC.
    Inventors: Roland Burli, Victor J. Cee, Jennifer Golden, Brian Alan Lanman, Susana Neira, Ashis Saha, Nili Schutz, Xiang Yu, Dilara McCauley, Mercedes Lobera, Yael Marantz, Jian Lin, Srinivasa R. Cheruku, Pini Orbach, Anurag Sharadendu, Robert C. Penland, Kimberley Gannon, Sharon Shacham, Silvia Noiman, Oren Becker, Zhaoda Zhang
  • Patent number: 7968538
    Abstract: The invention relates to 5-HT6 receptor antagonists. Novel arylamine compounds and use of these compounds and their pharmaceutical compositions, e.g., in the treatment, modulation and/or prevention of physiological conditions associated with serotonin action, such as in treating obesity, and obesity-related disorders, e.g., cardiovascular disease, digestive disease, respiratory disease, cancer and type II diabetes; and psychological disorders such as schizophrenia, are disclosed.
    Type: Grant
    Filed: January 25, 2006
    Date of Patent: June 28, 2011
    Assignee: Galenea Corp.
    Inventors: Oren Becker, Rosa Melendez, Yael Marantz, Anurag Sharadendu, Merav Fichman, Mercedes Lobera, Hanoch Senderowitz, Srinivasa Rao Cheruku, Silvia Noiman, Xiang Y. Yu, Sharon Shacham, Laurence Wu, Ashis Saha, Pini Orbach, Dale S. Dhanoa
  • Patent number: 7919519
    Abstract: The present invention relates to compounds of the general formula (I) that have activity as S1P receptor modulating agents and the use of such compounds to treat diseases associated with inappropriate S1P receptor activity. The compounds may be used as immunomodulators, e.g., for treating or preventing diseases such as autoimmune and related immune disorders including systemic lupus erythematosus, inflammatory bowel diseases such as Crohn's disease and ulcerative colitis, type I diabetes, uveitis, psoriasis, myasthenia gravis, rheumatoid arthritis, non-glomerular nephrosis, hepatitis, Behçet's disease, glomerulonephritis, chronic thrombocytopenic purpura, hemolytic anemia, hepatitis and Wegner's granuloma; and for treating other conditions.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: April 5, 2011
    Assignee: Epix Pharmaceuticals Inc.
    Inventors: Roland Burli, Victor J. Cee, Jennifer Golden, Brian Alan Lanman, Susana Neira, Ashis Saha, Nili Schutz, Xiang Yu, Dilara McCauley, Mercedes Lobera, Yael Marantz, Jian Lin, Srinivasa R. Cheruku, Pini Orbach, Anurag Sharadendu, Robert C. Penland, Kimberley Gannon, Sharon Shacham, Silvia Noiman, Oren Becker, Zhaoda Zhang
  • Publication number: 20100317649
    Abstract: The present invention relates to compounds that have activity as S1P receptor modulating agents and the use of such compounds to treat diseases associated with inappropriate S1P receptor activity. In certain embodiments, the compounds of the invention relate to aryl oxoimidazolidinyls.
    Type: Application
    Filed: August 24, 2010
    Publication date: December 16, 2010
    Applicant: EPIX PHARMACEUTICALS, INC.
    Inventors: Ashis Saha, Xiang Yu, Mercedes Lobera, Jian Lin, Srinivasa R. Cheruku, Oren Becker, Yael Marantz, Nili Schutz
  • Patent number: 7790707
    Abstract: The present invention relates to compounds that have activity as S1P receptor modulating agents and the use of such compounds to treat diseases associated with inappropriate S1P receptor activity. In certain embodiments, the compounds of the invention relate to aryl oxoimidazolidinyls.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: September 7, 2010
    Assignee: EPIX Pharmaceuticals Inc.
    Inventors: Ashis Saha, Xiang Yu, Mercedes Lobera, Jian Lin, Srinivasa R. Cheruku, Oren Becker, Yael Marantz, Nili Schutz
  • Publication number: 20080103150
    Abstract: a prodrug, N-oxide, addition salt, quaternary amine or stereochemically isomeric form thereof, wherein L1 and L2 are R1—Y— wherein each (R1—Y)— substituent is defined independently of the other; Y is C1-4alkanediyl, C2-4alkenediyl, C2-4alkynediyl, C(?O), or a direct bond; R1 is hydrogen, cyano, aryl or a substituted or unsubstituted C1-14heterocycle; =Z1-Z2=Z3- represents a radical of formula ?N—N?CH— (a-1), ?N—CH?N— (a-2), ?CH—N?N— (a-3); X is SO2, (CH2), wherein n is 1 to 4, C(?O), C(?S), or a direct bond; R2 is aryl, C3-7cycloalkyl, C3-7cycloalkyl substituted with one or more substituents independently selected from hydroxy, aryl, aryloxy, a substituted or unsubstituted C1-14heterocycle, C3-7cycloalkyl, hydroxycarbonyl, C1-6alkyloxycarbonyl, hydroxyC1-6alkyl, hydroxyC1-6alkyloxy, hydroxyC1-6alkylthio and arylC1-6alkylthio, C1-12alkyl or C1-12alkyl substituted with one or more substituents independently selected from hydroxy, aryl, aryloxy, a substituted or unsubstituted C1-14heterocycle, C3-7cycloalky
    Type: Application
    Filed: October 29, 2007
    Publication date: May 1, 2008
    Inventors: Ashis Saha, David End, Bart De Corte, Henry Breslin, Li Liu
  • Publication number: 20080064662
    Abstract: The present invention relates to compounds which modulate the activity of the S1P1 receptor, the use of these compounds for treating conditions associated with signaling through the S1P1 receptor, and pharmaceutical compositions comprising these compounds.
    Type: Application
    Filed: May 22, 2007
    Publication date: March 13, 2008
    Applicant: Praecis Pharmaceuticals incorporated
    Inventors: Ashis Saha, Malcolm Kavarana, Ghotas Evindar, Alexander Satz, Barry Morgan
  • Publication number: 20080027036
    Abstract: The present invention relates to compounds of the general formula (I) that have activity as S1P receptor modulating agents and the use of such compounds to treat diseases associated with inappropriate S1P receptor activity. The compounds may be used as immunomodulators, e.g., for treating or preventing diseases such as autoimmune and related immune disorders including systemic lupus erythematosus, inflammatory bowel diseases such as Crohn's disease and ulcerative colitis, type I diabetes, uveitis, psoriasis, myasthenia gravis, rheumatoid arthritis, non-glomerular nephrosis, hepatitis, Behçet's disease, glomerulonephritis, chronic thrombocytopenic purpura, hemolytic anemia, hepatitis and Wegner's granuloma; and for treating other conditions.
    Type: Application
    Filed: March 21, 2007
    Publication date: January 31, 2008
    Applicant: EPIX Delaware, Inc.
    Inventors: Roland Burli, Victor Cee, Jennifer Golden, Brian Lanman, Susana Neira, Ashis Saha, Nili Schutz, Xiang Yu, Dilara McCauley, Mercedes Lobera, Yael Marantz, Jian Lin, Srinivasa Cheruku, Pini Orbach, Anurag Sharadendu, Robert Penland, Kimberley Gannon, Sharon Shacham, Silvia Noiman, Oren Becker, Zhaoda Zhang
  • Publication number: 20080015177
    Abstract: The present invention relates to compounds that have activity as S1P receptor modulating agents and the use of such compounds to treat diseases associated with inappropriate S1P receptor activity. In certain embodiments, the compounds of the invention relate to aryl oxoimidazolidinyls.
    Type: Application
    Filed: March 21, 2007
    Publication date: January 17, 2008
    Inventors: Ashis Saha, Xiang Yu, Mercedes Lobera, Jian Lin, Srinivasa Cheruku, Oren Becker, Yael Marantz, Nili Schutz
  • Publication number: 20070231318
    Abstract: The present invention relates to novel benzofuran derivatives and analogs, as well as compositions containing the same and to the use thereof for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the hepatitis C virus.
    Type: Application
    Filed: May 24, 2007
    Publication date: October 4, 2007
    Inventors: Ashis Saha, Christopher Burns, Alfred Del Vecchio, Thomas Bailey, Jason Reinhardt, Bheemashankar Kulkarni, Thomas Faitg, Hao Feng, Susan Rippin, Charles Blackledge, David Rys, Thomas Lessen, John Swestock, Yijum Deng, Theodore Nitz
  • Publication number: 20060205737
    Abstract: The invention relates to 5-HT6 receptor antagonists. Novel arylamine compounds and use of these compounds and their pharmaceutical compositions, e.g., in the treatment, modulation and/or prevention of physiological conditions associated with serotonin action, such as in treating obesity, and obesity-related disorders, e.g., cardiovascular disease, digestive disease, respiratory disease, cancer and type II diabetes; and psychological disorders such as schizophrenia, are disclosed.
    Type: Application
    Filed: January 25, 2006
    Publication date: September 14, 2006
    Inventors: Oren Becker, Rosa Melendez, Yael Marantz, Anurag Sharadendu, Merav Fichman, Mercedes Lobera, Hanoch Senderowitz, Srinivasa Cheruku, Silvia Noiman, Xiang Yu, Sharon Shacham, Laurence Wu, Ashis Saha, Pini Orbach, Dale Dhanoa
  • Publication number: 20060135786
    Abstract: The present invention relates to compounds which modulate the activity of the S1P1 receptor, the use of these compounds for treating conditions associated with signaling through the S1P1 receptor, and pharmaceutical compositions comprising these compounds.
    Type: Application
    Filed: August 12, 2005
    Publication date: June 22, 2006
    Applicant: Praecis Phamaceuticals, Inc.
    Inventors: Ashis Saha, Malcolm Kavarana, Ghotas Evindar, Alexander Satz, Barry Morgan
  • Publication number: 20050234117
    Abstract: a prodrug, N-oxide, addition salt, quaternary amine or stereochemically isomeric form thereof, wherein L1 and L2 are R1—Y— wherein each (R1—Y)— substituent is defined independently of the other; Y is C1-4alkanediyl, C2-4alkenediyl, C2-4alkynediyl, C(?O), or a direct bond; R1 is hydrogen, cyano, aryl or a substituted or unsubstituted C1-14heterocycle; =Z1-Z2=Z3- represents a radical of formula ?N—N?CH— (a-1), ?N—CH?N— (a-2), ?CH—N?N— (a-3); X is SO2, (CH2)n wherein n is 1 to 4, C(?O), C(?S), or a direct bond; R2 is aryl, C3-7cycloalkyl, C3-7cycloalkyl substituted with one or more substituents independently selected from hydroxy, aryl, aryloxy, a substituted or unsubstituted C1-14heterocycle, C3-7cycloalkyl, hydroxycarbonyl, C1-6alkyloxycarbonyl, hydroxyC1-6alkyl, hydroxyC1-6alkyloxy, hydroxyC1-6alkylthio and arylC1-6alkylthio, C1-12alkyl or C1-12alkyl substituted with one or more substituents independently selected from hydroxy, aryl, aryloxy, a substituted or unsubstituted C1-14heterocycle, C3-7cycloalky
    Type: Application
    Filed: June 2, 2005
    Publication date: October 20, 2005
    Inventors: Ashis Saha, David End, Bart De Corte, Henry Breslin, Li Liu