Patents by Inventor Cheri Stevenson
Cheri Stevenson 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).
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Modified polymers for delivery of polynucleotides, method of manufacture, and methods of use thereof
Patent number: 8349308Abstract: A polynucleotide delivery vehicle comprising a modified polymer is provided herein, the modified polymer having the following formula: in which W1, W2, W3, W4, W5, W6, Z1, Z2, Z3, Z4, Z5, Z9, R1, R2, R3, R4, R5, n1, n2, n3, n4, n5, and n6 are defined herein. Also disclosed are methods of delivering a polynucleotide to the cytoplasm of a selected tissue type or cell type and methods of reducing expression of a gene in a cell or a subject in need thereof with the modified polymer.Type: GrantFiled: March 28, 2011Date of Patent: January 8, 2013Assignee: Mersana Therapeutics, Inc.Inventors: Aleksandr Yurkovetskiy, Mao Yin, Timothy B. Lowinger, Carolina B. Cabral, Charles E. Hammond, Cheri A. Stevenson -
Publication number: 20120321583Abstract: A drug conjugate is provided herein. The conjugate comprises a protein based recognition-molecule (PBRM) and a polymeric carrier substituted with one or more -LD-D, the protein based recognition-molecule being connected to the polymeric carrier by LP. Each occurrence of D is independently a therapeutic agent having a molecular weight ?5 kDa. LD and LP are linkers connecting the therapeutic agent and PBRM to the polymeric carrier respectively. Also disclosed are polymeric scaffolds useful for conjugating with a PBRM to form a polymer-drug-PBRM conjugate described herein, compositions comprising the conjugates, methods of their preparation, and methods of treating various disorders with the conjugates or their compositions.Type: ApplicationFiled: June 11, 2012Publication date: December 20, 2012Applicant: Mersana Therapeutics, Inc.Inventors: Aleksandr Yurkovetskiy, Mao Yin, Timothy B. Lowinger, Joshua D. Thomas, Charles E. Hammond, Cheri A. Stevenson, Natalya D. Bodyak, Patrick R. Conlon, Dmitry R. Gumerov
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Patent number: 8304409Abstract: 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: GrantFiled: December 11, 2009Date of Patent: November 6, 2012Assignee: Nicox S.A.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. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
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Patent number: 8222277Abstract: The invention also provides methods for treating inflammation, pain and fever; for treating gastrointestinal disorders; for facilitating wound healing; for treating and/or preventing gastrointestinal, renal and/or respiratory toxicities resulting from the use of nonsteroidal antiinflammatory compounds; for treating inflammatory disease states and/or disorders; and for treating and/or preventing ophthalmic diseases and/or disorders comprising administration of novel compositions comprising at least one nitrosated NSAID, 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.Type: GrantFiled: December 28, 2010Date of Patent: July 17, 2012Assignee: NiCox S.A.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. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
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Patent number: 8088762Abstract: The invention describes novel nitrosated nonsteroidal anti-inflammatory 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: GrantFiled: December 11, 2009Date of Patent: January 3, 2012Assignee: NiCox S.A.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. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
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MODIFIED POLYMERS FOR DELIVERY OF POLYNUCLEOTIDES, METHOD OF MANUFACTURE, AND METHODS OF USE THEREOF
Publication number: 20110243880Abstract: A polynucleotide delivery vehicle comprising a modified polymer is provided herein, the modified polymer having the following formula: in which W1, W2, W3, W4, W5, W6, Z1, Z2, Z3, Z4, Z5, Z9, R1, R2, R3, R4, R5, n1, n2, n3, n4, n5, and n6 are defined herein. Also disclosed are methods of delivering a polynucleotide to the cytoplasm of a selected tissue type or cell type and methods of reducing expression of a gene in a cell or a subject in need thereof with the modified polymer.Type: ApplicationFiled: March 28, 2011Publication date: October 6, 2011Applicant: Mersana Therapeutics, Inc.Inventors: Aleksandr Yurkovetskiy, Mao Yin, Timothy B. Lowinger, Carolina B. Cabral, Charles E. Hammond, Cheri A. Stevenson -
Publication number: 20110098253Abstract: The invention also provides methods for treating inflammation, pain and fever; for treating gastrointestinal disorders; for facilitating wound healing; for treating and/or preventing gastrointestinal, renal and/or respiratory toxicities resulting from the use of nonsteroidal antiinflammatory compounds; for treating inflammatory disease states and/or disorders; and for treating and/or preventing ophthalmic diseases and/or disorders comprising administration of novel compositions comprising at least one nitrosated NSAID, 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.Type: ApplicationFiled: December 28, 2010Publication date: April 28, 2011Applicant: Nicox S.A.Inventors: Richard Earl, Maiko Ezawa, Xinquin Fang, David S. Garvey, Ricky D. Gaston, Subhash P. Khanapure, L. Gordon Letts, Chia-En Lin, Ramani R. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
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Patent number: 7883714Abstract: 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: GrantFiled: December 11, 2009Date of Patent: February 8, 2011Assignee: NicOx S.A.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. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
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Publication number: 20100305149Abstract: Polyal-Drug conjugates comprising a variable rate-releasing linker are described along with methods of making such conjugates. Uses for such Polyal-Drug conjugates is also described.Type: ApplicationFiled: May 27, 2010Publication date: December 2, 2010Applicant: Mersana Therapeutics, Inc.Inventors: Aleksandr Yurkovetskiy, Mao Yin, Gui Liu, Laura C. Akullian, John J. Kane, Cheri A. Stevenson, Charles E. Hammond, Russell C. Petter, John H. Van Duzer, Timothy B. Lowinger
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Patent number: 7754772Abstract: 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: GrantFiled: May 23, 2005Date of Patent: July 13, 2010Assignee: NicOx, S.A.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. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
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Publication number: 20100137291Abstract: 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: ApplicationFiled: December 11, 2009Publication date: June 3, 2010Inventors: 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
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Publication number: 20100093708Abstract: 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: ApplicationFiled: December 11, 2009Publication date: April 15, 2010Inventors: Richard A. EARL, Maiko EZAWA, Xinqin FANG, David S. GARVEY, Ricky D. GASTON, Subhash P. KHANAPURE, L. Gordon LETTS, Chia-En LIN, Ramani R. RANATUNGE, Stewart K. RICHARDSON, Joseph D. SCHROEDER, Cheri A. STEVENSON, Shiow-Jyi WEY
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Publication number: 20100093671Abstract: 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: ApplicationFiled: December 11, 2009Publication date: April 15, 2010Inventors: Richard A. EARL, Maiko EZAWA, Xinqin FANG, David S. GARVEY, Ricky D. GASTON, Subhash P. KHANAPURE, L. Gordon LETTS, Chia-En LIN, Ramani R. RANATUNGE, Stewart K. RICHARDSON, Joseph D. SCHROEDER, Cheri A. STEVENSON, Shiow-Jyi WEY
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Patent number: 7595313Abstract: The invention describes novel compositions and kits comprising at least one nitric oxide enhancing diuretic compound, or pharmaceutically acceptable salts thereof, and, optionally, at least one nitric oxide enhancing compound and/or at least one therapeutic agent. The invention also provides methods for (a) treating conditions resulting from excessive water and/or electrolyte retention; (b) treating cardiovascular diseases; (c) treating renovascular diseases; (d) treating diabetes; (e) treating diseases resulting from oxidative stress; (f) treating endothelial dysfunctions; (g) treating diseases caused by endothelial dysfunctions; (h) treating cirrhosis; (j) treating pre-eclampsia; (k) treating osteoporosis; (l) treating nephropathy; (m) treating peripheral vascular diseases; (n) treating portal hypertension; (o) treating central nervous system disorders; (p) treating metabolic syndrome; (q) treating sexual dysfunctions; and (r) hyperlipidemia.Type: GrantFiled: June 10, 2008Date of Patent: September 29, 2009Assignee: NicOx, S.A.Inventors: David S. Garvey, L. Gordon Letts, Richard A. Earl, Maiko Ezawa, Xinqin Fang, Ricky D. Gaston, Subhash P. Khanapure, Chia-En Lin, Ramani R. Ranatunge, Cheri A. Stevenson, Shiow-Jyi Wey
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Publication number: 20090215838Abstract: The invention describes compositions and kits comprising at least one organic nitric oxide enhancing salt of an angiotensin ? antagonist, and, optionally, at least one nitric oxide enhancing compound and/or at least one therapeutic agent. The invention also provides methods for (a) treating cardiovascular diseases; (b) treating renovascular diseases; (c) treating diabetes; (d) treating diseases resulting from oxidative stress; (e) treating endothelial dysfunctions; (f) treating diseases caused by endothelial dysfunctions; (g) treating cirrhosis; (h) treating pre-eclampsia; (j) treating osteoporosis; (k) treating nephropathy; (l) treating peripheral vascular diseases; (m) treating portal hypertension; (n) treating ophthalmic disorders; (o) treating metabolic syndrome; and (p) treating hyperlipidemia.Type: ApplicationFiled: March 9, 2006Publication date: August 27, 2009Applicant: NitroMed, Inc.Inventors: David S. Garvey, Xiong Cai, Chia-En Lin, Ramani R. Ranatunge, Cheri A. Stevenson, Shiow-Jyi Wey
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Publication number: 20090148396Abstract: Fumagillin analog polymer conjugates, methods of making fumagillin analog polymer conjugates, compositions comprising a polymer conjugate of a fumagillin analog, and methods for treating cancer, or treating angiogenic diseases comprising administering to a subject in need thereof an effective amount of a polymer conjugate of a fumagillin analog, are described. Also described are novel fumagillin analogs, methods of making fumagillin analogs, compositions comprising at least one fumagillin analog, and methods for treating cancer, or treating angiogenic diseases comprising administering to a subject in need thereof an effective amount of a fumagillin analog.Type: ApplicationFiled: November 24, 2008Publication date: June 11, 2009Applicant: MERSANA THERAPEUTICS, INC.Inventors: Laura C. AKULLIAN, Russell C. PETTER, John J. KANE, Charles E. HAMMOND, Mao YIN, Aleksandr YURKOVETSKIY, Cheri A. STEVENSON
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Publication number: 20090005350Abstract: The invention describes novel cyclooxygenase 2 (COX-2) selective inhibitors and novel compositions comprising at least one 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 at least one therapeutic agent. The invention also provides novel kits comprising at least one COX-2 selective inhibitor, optionally nitrosated and/or nitrosylated, and, optionally, at least one nitric oxide donor, and/or, optionally, at least one therapeutic agent. The novel cyclooxygenase 2 selective inhibitors of the invention can be optionally nitrosated and/or nitrosylated.Type: ApplicationFiled: September 15, 2008Publication date: January 1, 2009Applicant: NitroMed, Inc.Inventors: Upul K. Bandarage, Richard A. Earl, Maiko Ezawa, Xinqin Fang, David S. Garvey, Subhash P. Khanapure, Ramani R. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
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Patent number: 7442802Abstract: The invention describes novel cyclooxygenase 2 (COX-2) selective inhibitors and novel compositions comprising at least one 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 at least one therapeutic agent. The invention also provides novel kits comprising at least one COX-2 selective inhibitor, optionally nitrosated and/or nitrosylated, and, optionally, at least one nitric oxide donor, and/or, optionally, at least one therapeutic agent. The novel cyclooxygenase 2 selective inhibitors of the invention can be optionally nitrosated and/or nitrosylated.Type: GrantFiled: May 5, 2006Date of Patent: October 28, 2008Assignee: NitroMed, Inc.Inventors: Upul K. Bandarage, Richard A. Earl, Maiko Ezawa, Xinqin Fang, David S. Garvey, Subhash P. Khanapure, Ramani R. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
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Publication number: 20080255101Abstract: The invention describes novel compositions and kits comprising at least one nitric oxide enhancing diuretic compound, or pharmaceutically acceptable salts thereof, and, optionally, at least one nitric oxide enhancing compound and/or at least one therapeutic agent. The invention also provides methods for (a) treating conditions resulting from excessive water and/or electrolyte retention; (b) treating cardiovascular diseases; (c) treating renovascular diseases; (d) treating diabetes; (e) treating diseases resulting from oxidative stress; (f) treating endothelial dysfunctions; (g) treating diseases caused by endothelial dysfunctions; (h) treating cirrhosis; (j) treating pre-eclampsia; (k) treating osteoporosis; (l) treating nephropathy; (m) treating peripheral vascular diseases; (n) treating portal hypertension; (o) treating central nervous system disorders; (p) treating metabolic syndrome; (q) treating sexual dysfunctions; and (r) hyperlipidemia.Type: ApplicationFiled: June 10, 2008Publication date: October 16, 2008Applicant: NITROMED, INC.Inventors: David S. GARVEY, L. Gordon LETTS, Richard A. EARL, Maiko EZAWA, Xinqin FANG, Ricky D. GASTON, Subhash P. KHANAPURE, Chia-En LIN, Ramani R. RANATUNGE, Cheri A. STEVENSON, Shiow-Jyi WEY
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Patent number: 7396829Abstract: The invention describes novel compositions and kits comprising at least one nitric oxide enhancing diuretic compound, or pharmaceutically acceptable salts thereof, and, optionally, at least one nitric oxide enhancing compound and/or at least one therapeutic agent. The invention also provides methods for (a) treating conditions resulting from excessive water and/or electrolyte retention; (b) treating cardiovascular diseases; (c) treating renovascular diseases; (d) treating diabetes; (e) treating diseases resulting from oxidative stress; (f) treating endothelial dysfunctions; (g) treating diseases caused by endothelial dysfunctions; (h) treating cirrhosis; (j) treating pre-eclampsia; (k) treating osteoporosis; (l) treating nephropathy; (m) treating peripheral vascular diseases; (n) treating portal hypertension; (o) treating central nervous system disorders; (p) treating metabolic syndrome; (q) treating sexual dysfunctions; and (r) hyperlipidemia.Type: GrantFiled: February 24, 2006Date of Patent: July 8, 2008Assignee: Nitromed, Inc.Inventors: David S. Garvey, L. Gordon Letts, Richard A. Earl, Maiko Ezawa, Xinqin Fang, Ricky D. Gaston, Subhash P. Khanapure, Chia-En Lin, Ramani R. Ranatunge, Cheri A. Stevenson, Shiow-Jyi Wey