Patents by Inventor Nassim Usman

Nassim Usman 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: 20060275903
    Abstract: The present invention concerns methods and reagents useful in modulating gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to synthetic chemically modified small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against target nucleic acid sequences. The small nucleic acid molecules are useful in the treatment of any disease or condition that responds to modulation of gene expression or activity in a cell, tissue, or organism.
    Type: Application
    Filed: August 11, 2006
    Publication date: December 7, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Leonid Beigelman, Dennis Macejak, Shawn Zinnen, Pamela Pavco, Peter Haeberli, David Morrissey, Kathy Fosnaugh, Sharon Jamison, Nassim Usman, James Thompson, Chandra Vargeese, Weimin Wang, Tongqian Chen, Narendra Vaish
  • Publication number: 20060276422
    Abstract: This invention relates to compounds, compositions, and methods useful for modulating B7-H1 (also known as PD-L1) gene expression using short interfering nucleic acid (siNA) molecules. This invention also relates to compounds, compositions, and methods useful for modulating the expression and activity of other genes involved in pathways of B7-H1 gene expression and/or activity by RNA interference (RNAi) using small nucleic acid molecules. In particular, the instant invention features small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules and methods used to modulate the expression of B7-H1 genes.
    Type: Application
    Filed: January 13, 2006
    Publication date: December 7, 2006
    Inventors: Nassim Usman, James McSwiggen
  • Publication number: 20060276635
    Abstract: The present invention concerns methods and reagents useful in modulating gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to synthetic chemically modified small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against target nucleic acid sequences. The small nucleic acid molecules are useful in the treatment of any disease or condition that responds to modulation of gene expression or activity in a cell, tissue, or organism.
    Type: Application
    Filed: August 4, 2006
    Publication date: December 7, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Leonid Beigelman, Dennis MacEjak, Shawn Zinnen, Pamela Pavco, Peter Haeberli, David Morrissey, Kathy Fosnaugh, Sharon Jamison, Nassim Usman, James Thompson, Chandra Vargeese, Weimin Wang, Tongqian Chen, Narendra Vaish
  • Publication number: 20060247429
    Abstract: The present invention concerns methods and reagents useful in modulating gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to synthetic chemically modified small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against target nucleic acid sequences. The small nucleic acid molecules are useful in the treatment of any disease or condition that responds to modulation of gene expression or activity in a cell, tissue, or organism.
    Type: Application
    Filed: February 21, 2006
    Publication date: November 2, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Leonid Beigleman, Dennis Macejak, Shawn Zinnen, Pamela Pavco, Peter Haeberli, David Morrissey, Kathy Fosnaugh, Sharon Jamison, Nassim Usman, James Thompson, Chandra Vargeese, Weimin Wang, Tongqian Chen, Narendra Vaish
  • Publication number: 20060247428
    Abstract: The present invention concerns methods and reagents useful in modulating gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to synthetic chemically modified small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against target nucleic acid sequences. The small nucleic acid molecules are useful in the treatment of any disease or condition that responds to modulation of gene expression or activity in a cell, tissue, or organism.
    Type: Application
    Filed: February 21, 2006
    Publication date: November 2, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Leonid Beigelman, Dennis Macejak, Shawn Zinnen, Pamela Pavco, Peter Haeberli, David Morrissey, Kathy Fosnaugh, Sharon Jamison, Nassim Usman, James Thompson, Chandra Vargeese, Weimin Wang, Tongqian Chen, Narendra Vaish
  • Publication number: 20060223990
    Abstract: Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
    Type: Application
    Filed: September 9, 2005
    Publication date: October 5, 2006
    Inventors: Nassim Usman, Francine Wincott, David Sweedler, Leonid Beigelman, Lech Dudycz, Susan Grimm, Anthony DiRenzo, Danuta Tracz
  • Publication number: 20060217337
    Abstract: The present invention concerns methods and reagents useful in modulating gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to synthetic chemically modified small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against target nucleic acid sequences. The small nucleic acid molecules are useful in the treatment of any disease or condition that responds to modulation of gene expression or activity in a cell, tissue, or organism.
    Type: Application
    Filed: February 21, 2006
    Publication date: September 28, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Leonid Beigelman, Dennis Macejak, Shawn Zinnen, Pamela Pavco, Peter Haeberli, David Morrissey, Kathy Fosnaugh, Sharon Jamison, Nassim Usman, James Thompson, Chandra Vargeese, Weimin Wang, Tongqian Chen, Narendra Vaish
  • Publication number: 20060217335
    Abstract: The present invention concerns methods and reagents useful in modulating gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to synthetic chemically modified small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against target nucleic acid sequences. The small nucleic acid molecules are useful in the treatment of any disease or condition that responds to modulation of gene expression or activity in a cell, tissue, or organism.
    Type: Application
    Filed: February 21, 2006
    Publication date: September 28, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Leonid Beigelman, Dennis Macejak, Shawn Zinnen, Pamela Pavco, Peter Haeberli, David Morrissey, Kathy Fosnaugh, Sharon Jamison, Nassim Usman, James Thompson, Chandra Vargeese, Weimin Wang, Tongqian Chen, Narendra Vaish
  • Publication number: 20060217336
    Abstract: The present invention concerns methods and reagents useful in modulating gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to synthetic chemically modified small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against target nucleic acid sequences. The small nucleic acid molecules are useful in the treatment of any disease or condition that responds to modulation of gene expression or activity in a cell, tissue, or organism.
    Type: Application
    Filed: February 21, 2006
    Publication date: September 28, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Leonid Beigelman, Dennis Macejak, Shawn Zinnen, Pamela Pavco, Peter Haeberli, David Morrissey, Kathy Fosnaugh, Sharon Jamison, Nassim Usman, James Thompson, Chandra Vargeese, Weimin Wang, Tongqian Chen, Narendra Vaish
  • Publication number: 20060217334
    Abstract: The present invention concerns methods and reagents useful in modulating gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to synthetic chemically modified small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against target nucleic acid sequences. The small nucleic acid molecules are useful in the treatment of any disease or condition that responds to modulation of gene expression or activity in a cell, tissue, or organism.
    Type: Application
    Filed: February 21, 2006
    Publication date: September 28, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Leonid Beigelman, Dennis Macejak, Shawn Zinnen, Pamela Pavco, Peter Haeberli, David Morrissey, Kathy Fosnaugh, Sharon Jamison, Nassim Usman, James Thompson, Chandra Vargeese, Weimin Wang, Tongqian Chen, Narendra Vaish
  • Patent number: 7074601
    Abstract: Nucleozymes containing ribonucleotides and deoxyribonucleotides or nucleic acid analogues are described herein. The nucleozymes have catalytic activity and are significantly more resistant to degradation than their all-RNA ribozyme counterparts. Also described are methods for preparing the nucleozymes along with methods of using nucleozymes, e.g., as therapeutic agents.
    Type: Grant
    Filed: March 19, 2002
    Date of Patent: July 11, 2006
    Assignees: University of Montreal, Massachusetts Institute of Technology
    Inventors: Nassim Usman, Robert J Cedergren, Jean-Pierre Perreault, Jing-Hua Yang, Alexander Rich
  • Publication number: 20060142557
    Abstract: 2?-deoxy-2?-alkylnucleotides useful for stabilizing enzymatic nucleic acid molecules and antisense molecules.
    Type: Application
    Filed: February 27, 2006
    Publication date: June 29, 2006
    Inventors: Nassim Usman, Alexander Karpeisky, Leonid Beigelman, Anil Modak
  • Publication number: 20060127891
    Abstract: The present invention concerns methods and reagents useful in modulating MAP kinase gene expression in a variety of applications, including use in therapeutic, diagnostic, target validation, and genomic discovery applications. Specifically, the invention relates to small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules capable of mediating RNA interference (RNAi) against c-JUN, JNK, p38, and ERK gene expression, useful in the treatment of cancer, inflammation, obesity and insulin resistance (e.g. Type I and Type II diabetes).
    Type: Application
    Filed: April 25, 2003
    Publication date: June 15, 2006
    Inventors: James McSwiggen, Leonid Beigelman, Nassim Usman, Peter Haeberli, Bharat Chowrira, Barry Polisky
  • Patent number: 7041817
    Abstract: Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
    Type: Grant
    Filed: August 30, 2002
    Date of Patent: May 9, 2006
    Assignee: Sirna Therapeutics, Inc.
    Inventors: Nassim Usman, Francine Wincott, David Sweedler, Leonid Beigelman, Lech W. Dudycz, Susan Grimm, Anthony DiRenzo, Danuta Tracz
  • Publication number: 20060025361
    Abstract: This invention relates to compounds, compositions, and methods useful for modulating protein tyrosine phosphatase-1B (PTP-1B) gene expression using short interfering nucleic acid (siNA) molecules. This invention also relates to compounds, compositions, and methods useful for modulating the expression and activity of other genes involved in pathways of PTP-1B gene expression and/or activity by RNA interference (RNAi) using small nucleic acid molecules. In particular, the instant invention features small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules and methods used to modulate the expression of PTP-1B genes. Such small nucleic acid molecules are useful, for example, for treating, preventing, inhibiting, or reducing obesity, insulin resistance, diabetes (eg.
    Type: Application
    Filed: January 14, 2005
    Publication date: February 2, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Leonid Beigelman, Nassim Usman
  • Publication number: 20060019913
    Abstract: This invention relates to compounds, compositions, and methods useful for modulating protein tyrosine phosphatase-1B (PTP-1B) gene expression using short interfering nucleic acid (siNA) molecules. This invention also relates to compounds, compositions, and methods useful for modulating the expression and activity of other genes involved in pathways of PTP-1B gene expression and/or activity by RNA interference (RNAi) using small nucleic acid molecules. In particular, the instant invention features small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules and methods used to modulate the expression of PTP-1B genes. Such small nucleic acid molecules are useful, for example, for treating, preventing, inhibiting, or reducing obesity, insulin resistance, diabetes (eg.
    Type: Application
    Filed: January 6, 2005
    Publication date: January 26, 2006
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Leonid Beigelman, Nassim Usman
  • Publication number: 20050267058
    Abstract: This invention relates to compounds, compositions, and methods useful for modulating placental growth factor (e.g., PGF-1 or PlGF-1, PGF-2 or PlGF-2, and/or PGF-3 or PlGF-3) gene expression using short interfering nucleic acid (siNA) molecules. This invention also relates to compounds, compositions, and methods useful for modulating the expression and activity of other genes involved in pathways of placental growth factor gene expression and/or activity by RNA interference (RNAi) using small nucleic acid molecules. In particular, the instant invention features small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules and methods used to modulate the expression of placental growth factor genes.
    Type: Application
    Filed: August 20, 2004
    Publication date: December 1, 2005
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Nassim Usman, Pamela Pavco
  • Publication number: 20050239731
    Abstract: This invention relates to compounds, compositions, and methods useful for modulating mitogen activated protein kinase (MAP kinase) gene expression using short interfering nucleic acid (siNA) molecules. This invention also relates to compounds, compositions, and methods useful for modulating the expression and activity of other genes involved in pathways of MAP kinase gene expression and/or activity by RNA interference (RNAi) using small nucleic acid molecules. In particular, the instant invention features small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (miRNA), and short hairpin RNA (shRNA) molecules and methods used to modulate the expression of MAP kinase genes, such as Jun amino-terminal kinase (e.g., JNK-1, JNK-2), p38 (MAPK 14), ERK (e.g., ERK-1, ERK-2) and/or c-Jun.
    Type: Application
    Filed: August 20, 2004
    Publication date: October 27, 2005
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Bharat Chowrira, Peter Haeberli, Leonid Beigelman, Nassim Usman
  • Publication number: 20050196767
    Abstract: This invention relates to compounds, compositions, and methods useful for modulating GRB2 associated binding protein (GAB2) gene expression using short interfering nucleic acid (siNA) molecules. This invention also relates to compounds, compositions, and methods useful for modulating the expression and activity of other genes involved in pathways of GRB2 associated binding protein (GAB2) gene expression and/or activity by RNA interference (RNAi) using small nucleic acid molecules. In particular, the instant invention features small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (mRNA), and short hairpin RNA (shRNA) molecules and methods used to modulate the expression of GAB2 genes. The small nucleic acid molecules are useful in the treatment of cancer, malignant blood disease (leukemia), inflammatory diseases or conditions, allergic diseases or conditions, or proliferative diseases or conditions.
    Type: Application
    Filed: August 20, 2004
    Publication date: September 8, 2005
    Applicant: Sirna Therapeutics, Inc.
    Inventors: James McSwiggen, Leonid Beigelman, Nassim Usman
  • Publication number: 20050176663
    Abstract: This invention relates to compounds, compositions, and methods useful for modulating protein tyrosine phosphatase type IVA (PRL3) gene expression using short interfering nucleic acid (siNA) molecules. This invention also relates to compounds, compositions, and methods useful for modulating the expression and activity of other genes involved in pathways of protein tyrosine phosphatase type IVA (PRL3) gene expression and/or activity by RNA interference (RNAi) using small nucleic acid molecules. In particular, the instant invention features small nucleic acid molecules, such as short interfering nucleic acid (siNA), short interfering RNA (siRNA), double-stranded RNA (dsRNA), micro-RNA (mRNA), and short hairpin RNA (shRNA) molecules and methods used to modulate the expression of protein tyrosine phosphatase type IVA (PRL3) genes.
    Type: Application
    Filed: July 23, 2004
    Publication date: August 11, 2005
    Applicant: Sima Therapeutics, Inc.
    Inventors: James McSwiggen, Leonid Beigelman, Nassim Usman