Patents by Inventor Debendranath Dey

Debendranath Dey 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: 7087576
    Abstract: Novel dipeptide ethers are effective for lowering blood glucose, serum insulin, free fatty acids, cholesterol and triglyceride levels. The dipeptide ethers are also useful for the treatment and/or prophylaxis of diabetes, obesity, inflammation and autoimmune diseases such as multiple sclerosis and rheumatoid arthritis.
    Type: Grant
    Filed: October 7, 2003
    Date of Patent: August 8, 2006
    Assignee: Bexel Pharmaceuticals, Inc.
    Inventors: Bishwajit Nag, Abhijeet Nag, Debendranath Dey, Partha Neogi, Shiv Kumar Agarwal, Surendra Kumar Pandey
  • Publication number: 20050288341
    Abstract: Novel diphenyl ether derivatives are provided that exhibit activity useful for reducing glucose, cholesterol, and/or triglyceride levels in plasma, and for treatment of obesity, inflammation, immunological diseases, autoimmune diseases, diabetes and disorders associated with insulin resistance.
    Type: Application
    Filed: March 31, 2005
    Publication date: December 29, 2005
    Inventors: Bishwajit Nag, Abhijeet Nag, Debendranath Dey, Shiv Agarwal, Partha Neogi, Gaddam Reddy, Sangamesh Badiger, Gajendra Singh, Surendra Pandey, Santhanagopalan Chithra
  • Publication number: 20050096366
    Abstract: Novel amino acid phenyl ethers are provided which exhibit activity for the treatment of immunological diseases, inflammation, obesity, hyperlipidemia, hypertension, neurological diseases and diabetes.
    Type: Application
    Filed: September 21, 2004
    Publication date: May 5, 2005
    Inventors: Bishwajit Nag, Abhijeet Nag, Debendranath Dey, Shiv Agarwal
  • Publication number: 20050075293
    Abstract: Novel dipeptide ethers are effective for lowering blood glucose, serum insulin, free fatty acids, cholesterol and triglyceride levels. The dipeptide ethers are also useful for the treatment and/or prophylaxis of diabetes, obesity, inflammation and autoimmune diseases such as multiple sclerosis and rheumatoid arthritis.
    Type: Application
    Filed: October 7, 2003
    Publication date: April 7, 2005
    Inventors: Bishwajit Nag, Abhijeet Nag, Debendranath Dey, Partha Neogi
  • Publication number: 20040259891
    Abstract: The present invention relates to novel pyrimidones of the general formula (I), their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their hydrates, their solvates, their pharmaceutically acceptable salts and pharmaceutically acceptable compositions containing them. The present invention more particularly novel pyrimidones of the general formula (I).
    Type: Application
    Filed: April 20, 2004
    Publication date: December 23, 2004
    Applicant: Orchid Chemical & Pharmaceuticals Limited
    Inventors: Shiv Kumar Agarwal, Ravikumar Tadiparthi, Pawan Aggarwal, Savithiri Shivakumar, Debendranath Dey, Biswajit Nag
  • Publication number: 20040259938
    Abstract: Novel dephenylethylene compounds that are administered orally to decrease circulating concentrations of glucose are provided. The effect on insulin resistant rats is also shown. The effects on lipid and leptin concentrations are also shown. The compounds are orally effective anti-diabetic agents that may normalize glucose and lipid metabolism in subjects with diabetes.
    Type: Application
    Filed: October 23, 2003
    Publication date: December 23, 2004
    Inventors: Bishwagit Nag, Debendranath Dey, Satyanarayana Medicherla, Partha Neogi
  • Publication number: 20040186299
    Abstract: Novel diphenylethylene compounds and derivatives thereof containing thiazolidinedione or oxazolidinedione moieties are provided which are effective in lowering blood glucose level, serum insulin, triglyceride and free fatty acid levels in animal models of Type II diabetes. In contrast to previously reported thiazolidinedione compounds, known to lower leptin levels, the present compounds increase leptin levels and have no known liver toxicity. The compounds are disclosed as useful for a variety of treatments including the treatment of inflammation, inflammatory and immunological diseases, insulin resistance, hyperlipidemia, coronary artery disease, cancer and multiple sclerosis.
    Type: Application
    Filed: March 25, 2004
    Publication date: September 23, 2004
    Applicant: THERACOS, INC.
    Inventors: Bishwajit Nag, Debendranath Dey, Satyanarayana Medicherla, Partha Neogi
  • Patent number: 6794401
    Abstract: Novel amino acid phenyl ethers are provided which exhibit activity for the treatment of immunological diseases, inflammation, obesity, hyperlipidemia, hypertension, neurological diseases and diabetes.
    Type: Grant
    Filed: January 31, 2003
    Date of Patent: September 21, 2004
    Assignee: Bexel Pharmaceuticals, Inc.
    Inventors: Bishwajit Nag, Abhijeet Nag, Debendranath Dey, Shiv Kumar Agarwal
  • Publication number: 20040142991
    Abstract: Novel amino acid phenyl ethers are provided which exhibit activity for the treatment of immunological diseases, inflammation, obesity, hyperlipidemia, hypertension, neurological diseases and diabetes.
    Type: Application
    Filed: January 31, 2003
    Publication date: July 22, 2004
    Inventors: Bishwajit Nag, Abhijeet Nag, Debendranath Dey, Shiv Kumar Agarwal
  • Patent number: 6723736
    Abstract: Substituted isoquinolines, isochromanones and isothiochromanones that inhibit the pro-inflammatory cytokines tumor necrosis factor-alpha (TNF-alpha) and/or interleukin-6 (IL-6) and/or the enzyme cyclooxygenase-2 (COX-2) and/or interleukin-10 (IL-10). Compositions containing such compounds and methods of using such compounds for treatment and/or prevention of inflammation, inflammatory diseases, immunologic diseases and other diseases mediated by TNF-alpha, IL-6, COX-2 and/or IL-10 are also disclosed.
    Type: Grant
    Filed: October 10, 2001
    Date of Patent: April 20, 2004
    Assignee: Theracos, Inc.
    Inventors: Debendranath Dey, Partha Neogi, Ananda Sen, Somesh D. Sharma, Bishwajit Nag
  • Publication number: 20030225075
    Abstract: The present invention relates to novel pyrimidone derivatives of the general formula (I), their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their hydrates, their solvates, their pharmaceutically acceptable salts and pharmaceutically acceptable compositions containing them. The present invention more particularly provides novel pyrimidone derivatives of the general formula (I) and a method thereof.
    Type: Application
    Filed: April 9, 2003
    Publication date: December 4, 2003
    Applicant: Orchid Chemicals & Pharmaceuticals Limited
    Inventors: Shiv Kumar Agarwal, Ravikumar Tadiparthi, Pawan Aggarwal, Savithiri Shivakumar, Debendranath Dey, Biswajit Nag
  • Publication number: 20030181494
    Abstract: Novel diphenylethylene compounds and derivatives thereof containing thiazolidinedione or oxazolidinedione moieties are provided which are effective in lowering blood glucose level, serum insulin, triglyceride and free fatty acid levels in animal models of Type II diabetes. The compounds are disclosed as useful for a variety of treatments including the treatment of inflammation, inflammatory and immunological diseases, insulin resistance, hyperlipidemia, coronary artery disease, cancer and multiple sclerosis.
    Type: Application
    Filed: October 8, 2002
    Publication date: September 25, 2003
    Inventors: Partha Neogi, Debendranath Dey, Satyanarayana Medicherla, Bishwajit Nag, Arthur Lee
  • Patent number: 6624197
    Abstract: Novel diphenylethylene and styrenes are provided which are administered orally to decrease blood glucose levels in rats. The glucose tolerance in insulin resistant rats is also shown, as well as lowering of triglyceride levels in serum insulin resistant, hyperinsulinemic and hypertriglycedemic rats. The compounds are orally effective anti-diabetic agents that potentially may reduce abnormality of glucose and lipid metabolism in diabetes.
    Type: Grant
    Filed: August 17, 2000
    Date of Patent: September 23, 2003
    Assignee: Calyx Therapeutics, Inc.
    Inventors: Bishwajit Nag, Satyanarayana Medicherla, Debendranath Dey
  • Patent number: 6525093
    Abstract: Compounds are provided that lower blood glucose concentrations, lower serum triglyceride concentrations, lower systolic blood pressure, and increase glucose uptake by adipose tissue, but do not affect the expression of PPAR-&ggr; by adipose tissue.
    Type: Grant
    Filed: November 8, 1999
    Date of Patent: February 25, 2003
    Assignee: Calyx Therapeutics Inc.
    Inventors: Partha Neogi, Bishwajit Nag, Frederick J. Lakner, Debendranath Dey, Satyanarayana Medicherla
  • Publication number: 20020077333
    Abstract: Substituted isoquinolines, isochromanones and isothiochromanones that inhibit the pro-inflammatory cytokines tumor necrosis factor-alpha (TNF-alpha) and/or interleukin-6 (IL-6) and/or the enzyme cyclooxygenase-2 (COX-2) and/or interleukin-10 (IL-10). Compositions containing such compounds and methods of using such compounds for treatment and/or prevention of inflammation, inflammatory diseases, immunologic diseases and other diseases mediated by TNF-alpha, IL-6, COX-2 and/or IL-10 are also disclosed.
    Type: Application
    Filed: October 10, 2001
    Publication date: June 20, 2002
    Inventors: Debendranath Dey, Partha Neogi, Ananda Sen, Somesh D. Sharma, Bishwajit Nag
  • Publication number: 20020032225
    Abstract: Novel diphenylethylene compounds and derivatives thereof containing thiazolidinedione or oxazolidinedione moieties are provided which are effective in lowering blood glucose level, serum insulin, triglyceride and free fatty acid levels in animal models of Type II diabetes. In contrast to previously reported thiazolidinedione compounds, known to lower leptin levels, the present compounds increase leptin levels and have no known liver toxicity. The compounds are disclosed as useful for a variety of treatments including the treatment of inflammation, inflammatory and immunological diseases, insulin resistance, hyperlipidemia, coronary artery disease, cancer and multiple sclerosis.
    Type: Application
    Filed: April 27, 2001
    Publication date: March 14, 2002
    Inventors: Bishwajit Nag, Debendranath Dey, Satyanarayana Medicherla, Partha Neogi
  • Publication number: 20020025975
    Abstract: Novel diphenylethylene compounds containing thiazolidinedione or oxazolidinedione moieties are provided which are effective in lowering blood glucose level, serum insulin, triglyceride and free fatty acid levels in animal models of Type II diabetes. In contrast to previously reported thiazolidinedione compounds, known to lower leptin levels, the present compounds increase leptin levels and have no known liver toxicity. The compounds are disclosed as useful for a variety of treatments including the treatment of inflammation, inflammatory and immunological diseases, insulin resistance, hyperlipidemia, coronary artery disease, cancer and multiple sclerosis.
    Type: Application
    Filed: February 20, 2001
    Publication date: February 28, 2002
    Inventors: Bishwajit Nag, Debendranath Dey, Satyanarayana Medicherla, Partha Neogi
  • Publication number: 20020002200
    Abstract: Novel dephenylethylene compounds that are administered orally to decrease circulating concentrations of glucose are provided. The effect on insulin resistant rats is also shown. The effects on lipid and leptin concentrations are also shown. The compounds are orally effective anti-diabetic agents that may normalize glucose and lipid metabolism in subjects with diabetes.
    Type: Application
    Filed: February 5, 2001
    Publication date: January 3, 2002
    Inventors: Bishwagit Nag, Debendranath Dey, Satyanarayana Medicherla, Partha Neogi
  • Patent number: 6331633
    Abstract: Novel diphenylethylene compounds containing thiazolidinedione or oxazolidinedione moieties are provided which are effective in lowering blood glucose level, serum insulin, triglyceride and free fatty acid levels in animal models of Type II diabetes. In contrast to previously reported thiazolidine compounds, known to lower leptin levels, the present compound increase leptin levels and have no known liver toxicity.
    Type: Grant
    Filed: April 6, 1999
    Date of Patent: December 18, 2001
    Assignee: Calyx Therapeutics Inc.
    Inventors: Partha Neogi, Bishwajit Nag, Satyanarayana Medicherla, Debendranath Dey
  • Patent number: 6245814
    Abstract: Novel diphenylethylene and styrenes are provided which are administered orally to decrease blood glucose levels in rats. The glucose tolerance in insulin resistant rats is also shown, as well as lowering of triglyceride levels in serum insulin resistant, hyperinsulinemic and hypertriglycedemic rats. The compounds are orally effective anti-diabetic agents that potentially may reduce abnormality of glucose and lipid metabolism in diabetes.
    Type: Grant
    Filed: May 8, 1998
    Date of Patent: June 12, 2001
    Assignee: Calyx Therapeutics, Inc.
    Inventors: Bishwajit Nag, Satyanarayana Medicherla, Debendranath Dey