Patents by Inventor Danuta Tracz

Danuta Tracz 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).

  • Synthesis, deprotection, analysis & purification of RNA & ribozymes
    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
  • Synthesis, deprotection, analysis and purification of RNA and ribozymes
    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
  • Synthesis, deprotection, analysis and purification of RNA and ribozymes
    Patent number: 6649751
    Abstract: Provided is a method for purification and synthesis of RNA molecules that have at least one chemical modification.
    Type: Grant
    Filed: May 28, 2002
    Date of Patent: November 18, 2003
    Assignee: Sirna Therapeutics, Inc.
    Inventors: Nassim Usman, Francine Wincott, David Sweedler, Leonid Beigelman, Lech W. Dudycz, Susan Grimm, Anthony DiRenzo, Danuta Tracz
  • SYNTHESIS, DEPROTECTION, ANALYSIS AND PURIFICATION OF RNA AND RIBOZYMES
    Publication number: 20030166917
    Abstract: Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
    Type: Application
    Filed: May 28, 2002
    Publication date: September 4, 2003
    Inventors: Nassim Usman, Francine Wincott, David Sweedler, Leonid Beigelman, Lech W. Dudycz, Susan Grimm, Anthony DiRenzo, Danuta Tracz
  • Synthesis, deprotection, analysis & purification of RNA & ribozymes
    Publication number: 20030088087
    Abstract: Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
    Type: Application
    Filed: August 30, 2002
    Publication date: May 8, 2003
    Applicant: Ribozyme Pharmaceuticals, Inc.
    Inventors: Nassim Usman, Francine Wincott, David Sweedler, Leonid Beigelman, Lech W. Dudycz, Susan Grimm, Anthony DiRenzo, Danuta Tracz
  • Synthesis, deprotection, analysis and purification of RNA and ribozymes
    Patent number: 6469158
    Abstract: Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
    Type: Grant
    Filed: May 2, 1995
    Date of Patent: October 22, 2002
    Assignee: Ribozyme Pharmaceuticals, Incorporated
    Inventors: Nassim Usman, Francine Wincott, David Sweedler, Leonid Beigelman, Lech W. Dudycz, Susan Grimm, Anthony DiRenzo, Danuta Tracz
  • Synthesis, deprotection, analysis and purification for RNA and ribozymes
    Patent number: 6437117
    Abstract: Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
    Type: Grant
    Filed: July 27, 1999
    Date of Patent: August 20, 2002
    Assignee: Ribozyme Pharmaceuticals, Inc.
    Inventors: Nassim Usman, Francine Wincott, David Sweedler, Leonid Beigelman, Lech W. Dudycz, Susan Grimm, Anthony DiRenzo, Danuta Tracz
  • Synthesis, deprotection, analysis and purification of RNA and ribozymes
    Patent number: 5977343
    Abstract: Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
    Type: Grant
    Filed: August 15, 1997
    Date of Patent: November 2, 1999
    Assignee: Ribozyme Pharmaceuticals, Inc.
    Inventor: Danuta Tracz
  • Deprotection of RNA with alkylamine
    Patent number: 5804683
    Abstract: A method for the deprotection of RNA comprising reacting an alkylamine or ammonium hydroxide/alkylamine mixture with the RNA at 60-70 degrees Centigrade for 5 to 15 minutes in order to remove any exocyclic protecting groups, wherein said alkylamine is selected from the group consisting of ethylamine, propylamine, and butylamine.
    Type: Grant
    Filed: May 5, 1995
    Date of Patent: September 8, 1998
    Assignee: Ribozyme Pharmaceuticals, Inc.
    Inventors: Nassim Usman, Francine E. Wincott, Danuta Tracz
  • Synthesis, deprotection, analysis and purification of RNA and ribozymes
    Patent number: 5686599
    Abstract: Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
    Type: Grant
    Filed: May 2, 1995
    Date of Patent: November 11, 1997
    Assignee: Ribozyme Pharmaceuticals, Inc.
    Inventor: Danuta Tracz