Patents by Inventor L. Gordon Letts

L. Gordon Letts 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: 20040072899
    Abstract: The invention describes novel nitrosated and/or nitrosylated cyclooxygenase 2 (COX-2) selective inhibitors and novel compositions comprising at least one nitrosated and/or nitrosylated cyclooxygenase 2 (COX-2) selective inhibitor, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase, and/or, optionally, at least one therapeutic agent.
    Type: Application
    Filed: June 10, 2003
    Publication date: April 15, 2004
    Inventors: L. Gordon Letts, David S. Garvey
  • Publication number: 20040024014
    Abstract: The invention describes novel nitrosated proton pump inhibitor compounds and pharmaceutically acceptable salts thereof, and novel compositions comprising at least one nitrosated proton pump inhibitor compound, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase, and/or at least one therapeutic agent. The invention also provides novel compositions comprising at least one nitrosated proton pump inhibitor compound, and at least one compound that donates, transfers or releases nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor, stimulates endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or at least one therapeutic agent.
    Type: Application
    Filed: August 1, 2003
    Publication date: February 5, 2004
    Applicant: NitroMed, Inc.
    Inventors: Xinqin Fang, David S. Garvey, L. Gordon Letts
  • Publication number: 20040024057
    Abstract: The invention describes novel nitrosated nonsteroidal antiinflammatory drugs (NSAIDs) and pharmaceutically acceptable salts thereof, and novel compositions comprising at least one nitrosated NSAID, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase, and/or at least one therapeutic agent. The invention also provides novel compositions comprising at least one nitrosated NSAID, and at least one compound that donates, transfers or releases nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor, stimulates endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or at least one therapeutic agent. The invention also provides novel kits comprising at least one nitrosated NSAID, and, optionally, at least one nitric oxide donor and/or at least one therapeutic agent.
    Type: Application
    Filed: July 3, 2003
    Publication date: February 5, 2004
    Applicant: NitroMed, Inc.
    Inventors: Richard A. Earl, Maiko Ezawa, Xinqin Fang, David S. Garvey, Ricky D. Gaston, Subhash P. Khanapure, L. Gordon Letts, Chia-En Lin, Ramani R. Ranatunga, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
  • Patent number: 6656966
    Abstract: The present invention describes novel nitrosated and/or nitrosylated taxanes, and novel compositions comprising at least one nitrosated and/or nitrosylated taxane, and, optionally, at least one compound that donates, transfers or releases nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor, stimulates endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or at least one therapeutic agent. The present invention also provides novel compositions comprising at least one taxane and at least one compound that donates, transfers or releases nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor, stimulates endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or at least one therapeutic agent. The compounds and compositions of the present invention can also be bound to a matrix.
    Type: Grant
    Filed: June 22, 2001
    Date of Patent: December 2, 2003
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, Chia-En Lin, Stewart K. Richardson, Tiansheng Wang
  • Publication number: 20030220228
    Abstract: The present invention describes novel nitrosated and/or nitrosylated cyclooxygenase 2 (COX-2) inhibitors and novel compositions comprising at least one nitrosated and/or nitrosylated cyclooxygenase 2 (COX-2) inhibitor, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase, and/or optionally, at least one therapeutic agent, such as, steroids, nonsteroidal antiinflammatory compounds (NSAID), 5-lipoxygenase (5-LO) inhibitors, leukotriene B4 (LTB4) receptor antagonists, leukotriene A4 (LTA4) hydrolase inhibitors, 5-HT agonists, 3-hydroxy-3-methylglutaryl coenzyme A (HMG-CoA) inhibitors, H2antagonists, antineoplastic agents, antiplatelet agents, decongestants, diuretics, sedating or non-sedating anti-histamines, inducible nitric oxide synthase inhibitors, opioids, analgesics, Helicobacter pylori inhibitors, proton pump inhi
    Type: Application
    Filed: June 18, 2003
    Publication date: November 27, 2003
    Inventors: Ramani R. Bandarage, Upul K. Bandarage, Xinqin Fang, David S. Garvey, L. Gordon Letts, Joseph D. Schroeder, Sang William Tam
  • Patent number: 6649629
    Abstract: The present invention describes novel nitrosated and/or nitrosylated cyclooxygenase 2 (COX-2) inhibitors and novel compositions comprising at least one nitrosated and/or nitrosylated cyclooxygenase 2 (COX-2) inhibitor, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase, and/or optionally, at least one therapeutic agent, such as, steroids, nonsteroidal antiinflammatory compounds (NSAID), 5-lipoxygenase (5-LO) inhibitors, leukotriene B4 (LTB4) receptor antagonists, leukotriene A4 (LTA4) hydrolase inhibitors, 5-HT agonists, 3-hydroxy-3-methylglutaryl coenzyme A (HMG-CoA) inhibitors, H2 antagonists, antineoplastic agents, antiplatelet agents, decongestants, diuretics, sedating or non-sedating anti-histamines, inducible nitric oxide synthase inhibitors, opioids, analgesics, Helicobacter pylori inhibitors, proton pump inh
    Type: Grant
    Filed: December 22, 2000
    Date of Patent: November 18, 2003
    Assignee: Nitromed, Inc.
    Inventors: Upul K. Bandarage, Xinqin Fang, David S. Garvey, L. Gordon Letts, Joseph D. Schroeder, Sang William Tam
  • Publication number: 20030199529
    Abstract: Disclosed are (i) compounds of a steroid, a &bgr;-agonist, an anticholinergic, a mast cell stabilizer and a phosphodiesterase (PDE) inhibitor directly or indirectly linked to a NO or NO2 group or a group which stimulates endogenous production of NO or EDRF in vivo; (ii) compositions of steroids, &bgr;-agonists, anticholinergics, mast cell stabilizers and PDE inhibitors, which can optionally be substituted with at least one NO or NO2 moiety or a group which stimulates endogenous production of NO or EDRF in vivo, and a compound that donates, transfers or releases nitric oxide as a charged species, i.e., nitrosonium (NO+) or nitroxyl (NO−), or as the neutral species, nitric oxide (NO•) or that stimulates endogenous production of NO or EDRF in vivo; and (iii) uses for them in preventing and/or treating respiratory disorders.
    Type: Application
    Filed: May 5, 2003
    Publication date: October 23, 2003
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Stewart K. Richardson
  • Patent number: 6579863
    Abstract: Disclosed are (i) compounds of a steroid, a &bgr;-agonist, an anticholinergic, a mast cell stabilizer and a phosphodiesterase (PDE) inhibitor directly or indirectly linked to a NO or NO2 group or a group which stimulates endogenous production of NO or EDRF in vivo; (ii) compositions of steroids, &bgr;-agonists, anticholinergics, mast cell stabilizers and PDE inhibitors, which can optionally be substituted with at least one NO or NO2 moiety or a group which stimulates endogenous production of NO or EDRF in vivo, and a compound that donates, transfers or releases nitric oxide as a charged species, i.e., nitrosonium (NO+) or nitroxyl (NO−), or as the neutral species, nitric oxide (NO•) or that stimulates endogenous production of NO or EDRF in vivo; and (iii) uses for them in preventing and/or treating respiratory disorders.
    Type: Grant
    Filed: October 13, 2000
    Date of Patent: June 17, 2003
    Assignee: Nitromed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Stewart K. Richardson
  • Publication number: 20030109520
    Abstract: Nonsteroidal antiinflammatory drugs which have been substituted with a nitrogen monoxide group; compositions comprising (i) a nonsteroidal antiinflammatory drug, which can optionally be substituted with a nitrogen monoxide group and (ii) a compound that directly donates, transfers or releases a nitrogen monoxide group (preferably as a charged species, particularly nitrosonium); and methods of treatment of inflammation, pain, gastrointestinal lesions and/or fever using the compositions are disclosed. The compounds and compositions protect against the gastrointestinal, renal and other toxicities that are otherwise induced by nonsteroidal antiinflammatory drugs.
    Type: Application
    Filed: October 22, 2002
    Publication date: June 12, 2003
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Sang William Tam
  • Patent number: 6552047
    Abstract: The present invention describes novel nitrosated and/or nitrosylated H2 receptor antagonist compounds, and novel compositions comprising at least one H2 receptor antagonist compound that is optionally substituted with at least one NO and/or NO2 group, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase. The present invention also describes methods for treating and/or preventing gastrointestinal disorders; improving gastroprotective properties of H2 receptor antagonists; decreasing the recurrence of ulcers; facilitating ulcer healing; preventing and/or treating inflammations and microbial infections, ophthalmic diseases and disorders, multiple sclerosis, and viral infections; and decreasing or reducing the gastrointestinal toxicity associated with the use of nonsteroidal antiinflammatory compounds.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: April 22, 2003
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, Tiansheng Wang
  • Publication number: 20030060492
    Abstract: The invention describes novel nitrosated and/or nitrosylated H2 receptor antagonist compounds, and novel compositions comprising at least one H2 receptor antagonist compound that is optionally substituted with at least one NO and/or NO2 group, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase and/or at least one nonsteroidal antiinflammatory drug, antacid, bismuth-containing reagent or anti-viral agent.
    Type: Application
    Filed: October 29, 2002
    Publication date: March 27, 2003
    Applicant: Chia-En Lin.
    Inventors: David S. Garvey, L. Gordon Letts, Chia-En Lin, Tiansheng Wang
  • Patent number: 6482846
    Abstract: Nonsteroidal antiinflammatory drugs which have been substituted with a nitrogen monoxide group; compositions comprising (i) a nonsteroidal antiinflammatory drug, which can optionally be substituted with a nitrogen monoxide group and (ii) a compound that directly donates, transfers or releases a nitrogen monoxide group (preferably as a charged species, particularly nitrosonium); and methods of treatment of inflammation, pain, gastrointestinal lesions and/or fever using the compositions are disclosed. The compounds and compositions protect against the gastrointestinal, renal and other toxicities that are otherwise induced by nonsteroidal antiinflammatory drugs.
    Type: Grant
    Filed: August 30, 2001
    Date of Patent: November 19, 2002
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Sang William Tam
  • Publication number: 20020077343
    Abstract: The present invention describes novel nitrosated and/or nitrosylated H2 receptor antagonist compounds, and novel compositions comprising at least one H2 receptor antagonist compound that is optionally substituted with at least one NO and/or NO2 group, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase. The present invention also describes methods for treating and/or preventing gastrointestinal disorders; improving gastroprotective properties of H2 receptor antagonists; decreasing the recurrence of ulcers; facilitating ulcer healing; preventing and/or treating inflammations and microbial infections, ophthalmic diseases and disorders, multiple sclerosis, and viral infections; and decreasing or reducing the gastrointestinal toxicity associated with the use of nonsteroidal antiinflammatory compounds.
    Type: Application
    Filed: November 17, 1999
    Publication date: June 20, 2002
    Inventors: DAVID S. GARVEY, L. GORDON LETTS, TIANSHENG WANG
  • Publication number: 20020010146
    Abstract: The present invention describes novel nitrosated and/or nitrosylated taxanes, and novel compositions comprising at least one nitrosated and/or nitrosylated taxane, and, optionally, at least one compound that donates, transfers or releases nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor, stimulates endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or at least one therapeutic agent. The present invention also provides novel compositions comprising at least one taxane and at least one compound that donates, transfers or releases nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor, stimulates endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or at least one therapeutic agent. The compounds and compositions of the present invention can also be bound to a matrix.
    Type: Application
    Filed: June 22, 2001
    Publication date: January 24, 2002
    Inventors: David S. Garvey, L. Gordon Letts, Chia-En Lin, Stewart K. Richardson, Tiansheng Wang
  • Patent number: 6323234
    Abstract: Nonsteroidal antiinflammatory drugs which have been substituted with a nitrogen monoxide group; composition comprising (i) a nonsteroidal antiinflammatory drug, which can optionally be substituted with a nitrogen monoxide group and (ii) a compound that directly donates, transfers or releases a nitrogen monoxide group (preferably as a charged species, particularly nitrosonium); and methods of treatment of inflammation, pain, gastrointestinal lesions and/or fever using the compositions are disclosed. The compounds and compositions protect against the gastrointestinal, renal and other toxicities that are otherwise induced by nonsteroidal antiinflammatory drugs.
    Type: Grant
    Filed: March 3, 2000
    Date of Patent: November 27, 2001
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Sang William Tam
  • Publication number: 20010041726
    Abstract: The present invention describes novel nitrosated and/or nitrosylated cyclooxygenase 2 (COX-2) inhibitors and novel compositions comprising at least one nitrosated and/or nitrosylated cyclooxygenase 2 (COX-2) inhibitor, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase, and/or optionally, at least one therapeutic agent, such as, steroids, nonsteroidal antiinflammatory compounds (NSAID), 5-lipoxygenase (5-LO) inhibitors, leukotriene B4 (LTB4) receptor antagonists, leukotriene A4 (LTA4) hydrolase inhibitors, 5-HT agonists, 3-hydroxy-3-methylglutaryl coenzyme A (HMGCoA) inhibitors, H antagonists, antineoplastic agents, antiplatelet agents, decongestants, diuretics, sedating or non-sedating anti-histamines, inducible nitric oxide synthase inhibitors, opioids, analgesics, Helicobacter pylori inhibitors, proton pump inhib
    Type: Application
    Filed: December 22, 2000
    Publication date: November 15, 2001
    Inventors: Ramani R. Bandarage, Upul K. Bandarage, Xinqin Fang, David S. Garvey, L. Gordon Letts, Joseph D. Schroeder, Sang William Tam
  • Patent number: 6197762
    Abstract: Disclosed are (i) compounds of a steroid, a &bgr;-agonist, an anticholinergic, a mast cell stabilizer and a phosphodiesterase (PDE) inhibitor directly or indirectly linked to a NO or NO2 group or a group which stimulates endogenous production of NO or EDRF in vivo; (ii) compositions of steroids, &bgr;-agonists, anticholinergics, mast cell stabilizers and PDE inhibitors, which can optionally be substituted with at least one NO or NO2 moiety or a group which stimulates endogenous production of NO or EDRF in vivo, and a compound that donates, transfers or releases nitric oxide as a charged species, i.e., nitrosonium (NO+) or nitroxyl (NO−), or as the neutral species, nitric oxide (NO•) or that stimulates endogenous production of NO or EDRF in vivo; and (iii) uses for them in preventing and/or treating respiratory disorders.
    Type: Grant
    Filed: September 18, 1998
    Date of Patent: March 6, 2001
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Stewart K. Richardson
  • Patent number: 6143734
    Abstract: A compound comprising a non-steroidal antiinflammatory agent to which is directly or indirectly linked an NO group, a compound comprising an enolic anilide non-steroidal antiinflammatory agent to which is directly or indirectly linked an NO.sub.2 group, a pharmaceutical composition including the compounds and methods of treatment of pain and/or inflammation using the compounds and compositions are disclosed. Also disclosed is a composition comprising a non-steroidal antiinflammatory agent and a compound that donates, transfers or releases nitric oxide.
    Type: Grant
    Filed: January 31, 2000
    Date of Patent: November 7, 2000
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Sang William Tam
  • Patent number: 6083515
    Abstract: Nonsteroidal antiinflammatory drugs which have been substituted with a nitrogen monoxide group; compositions comprising (i) a nonsteroidal antiinflammatory drug, which can optionally be substituted with a nitrogen monoxide group and (ii) a compound that directly donates, transfers or releases a nitrogen monoxide group (preferably as a charged species, particularly nitrosonium); and methods of treatment of inflammation, pain, gastrointestinal lesions and/or fever using the compositions are disclosed. The compounds and compositions protect against the gastrointestinal, renal and other toxicities that are otherwise induced by nonsteroidal antiinflammatory drugs.
    Type: Grant
    Filed: January 22, 1999
    Date of Patent: July 4, 2000
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Sang William Tam
  • Patent number: RE37116
    Abstract: Disclosed are (i) compounds of a steroid, a &bgr;-agonist, an anticholinergic, a mast cell stabilizer and a phosphodiesterase (PDE) inhibitor directly or indirectly linked to a NO or NO2 group or a group which stimulates endogenous production of NO or EDRF in vivo; (ii) compositions of steroids, &bgr;-agonists, anticholinergics, mast cell stabilizers and PDE inhibitors, which can optionally be substituted with at least one NO or NO2 moiety or a group which stimulates endogenous production of NO or EDRF in vivo, and a compound that donates, transfers or releases nitric oxide as a charged species, i.e., nitrosonium (NO+) or nitroxyl (NO−), or as the neutral species, nitric oxide (NO&Circlesolid;) or that stimulates endogenous production of NO or EDRF in vivo; and (iii) uses for them in preventing and/or treating respiratory disorders.
    Type: Grant
    Filed: December 23, 1998
    Date of Patent: March 27, 2001
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, H. Burt Renfroe, Stewart K. Richardson