Patents by Inventor Victor I. Lyamichev
Victor I. Lyamichev 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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Publication number: 20080199936Abstract: The present invention provides novel cleavage agents and polymerases for the cleavage and modification of nucleic acid. The cleavage agents and polymerases find use, for example, for the detection and characterization of nucleic acid sequences and variations in nucleic acid sequences. In some embodiments, the 5? nuclease activity of a variety of enzymes is used to cleave a target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof.Type: ApplicationFiled: October 28, 2007Publication date: August 21, 2008Applicant: THIRD WAVE TECHNOLOGIES, INC.Inventors: Victor I. Lyamichev, Michael W. Kaiser, Natasha Lyamicheva
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Publication number: 20080188375Abstract: The present invention relates to compositions and methods for the detection and characterization of nucleic acid sequences and variations in nucleic acid sequences. The present invention relates to methods for forming a nucleic acid cleavage structure on a solid support and cleaving the nucleic acid cleavage structure in a site-specific manner. For example, in some embodiments, a 5? nuclease activity from any of a variety of enzymes is used to cleave the target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof.Type: ApplicationFiled: October 28, 2007Publication date: August 7, 2008Applicant: THIRD WAVE TECHNOLOGIES, INC.Inventors: Bruce P. Neri, Jeff G. Hall, Victor I. Lyamichev, Lloyd M. Smith
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Patent number: 7407782Abstract: The present invention relates to means for the detection and characterization of nucleic acid sequences, as well as variations in nucleic acid sequences. The present invention also relates to methods for forming a nucleic acid cleavage structure on a target sequence and cleaving the nucleic acid cleavage structure in a site-specific manner. The structure-specific nuclease activity of a variety of enzymes is used to cleave the target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof.Type: GrantFiled: April 12, 2005Date of Patent: August 5, 2008Assignee: Third Wave Technologies, Inc.Inventors: James R. Prudent, Jeff G. Hall, Victor I. Lyamichev, Mary Ann Brow, James L. Dahlberg
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Publication number: 20080182254Abstract: The present invention relates to means for the detection and characterization of nucleic acid sequences, as well as variations in nucleic acid sequences. The present invention also relates to methods for forming a nucleic acid cleavage structure on a target sequence and cleaving the nucleic acid cleavage structure in a site-specific manner. The structure-specific nuclease activity of a variety of enzymes is used to cleave the target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof. The present invention further relates to methods and devices for the separation of nucleic acid molecules based on charge. The present invention also provides methods for the detection of non-target cleavage products via the formation of a complete and activated protein binding region. The invention further provides sensitive and specific methods for the detection of nucleic acid from various viruses in a sample.Type: ApplicationFiled: October 28, 2007Publication date: July 31, 2008Applicant: THIRD WAVE TECHNOLOGIES, INC.Inventors: Jeff G. Hall, Victor I. Lyamichev, Andrea L. Mast
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Patent number: 7381530Abstract: The present invention relates to means for the detection and characterization of nucleic acid sequences, as well as variations in nucleic acid sequences. The present invention also relates to methods for forming a nucleic acid cleavage structure on a target sequence and cleaving the nucleic acid cleavage structure in a site-specific manner. The structure-specific nuclease activity of a variety of enzymes is used to cleave the target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof. The present invention further relates to methods and devices for the separation of nucleic acid molecules based on charge. The present invention also provides methods for the detection of non-target cleavage products via the formation of a complete and activated protein binding region. The invention further provides sensitive and specific methods for the detection of nucleic acid from various viruses in a sample.Type: GrantFiled: July 23, 2004Date of Patent: June 3, 2008Assignee: Third Wave Technologies, Inc.Inventors: Jeff G. Hall, Victor I. Lyamichev, Andrea L. Mast, Mary Ann D. Brow, Robert W. Kwiatkowski, Stephanie H. Vavra
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Patent number: 7354708Abstract: The present invention relates to means for the detection and characterization of nucleic acid sequences, as well as variations in nucleic acid sequences. The present invention also relates to methods for forming a nucleic acid cleavage structure on a target sequence and cleaving the nucleic acid cleavage structure in a site-specific manner. The structure-specific nuclease activity of a variety of enzymes is used to cleave the target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof. The present invention further relates to methods and devices for the separation of nucleic acid molecules based on charge. The present invention also provides methods for the detection of non-target cleavage products via the formation of a complete and activated protein binding region. The invention further provides sensitive and specific methods for the detection of human cytomegalovirus nucleic acid in a sample.Type: GrantFiled: November 2, 2001Date of Patent: April 8, 2008Assignee: Third Wave Technologies, Inc.Inventors: Jeff G. Hall, Victor I. Lyamichev, Andrea L. Mast, Mary Ann D. Brow
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Patent number: 7273696Abstract: The present invention relates to means for cleaving a nucleic acid cleavage structure in a site-specific manner. Enzymes, including 5? nucleases and 3? exonucleases, are used to detect and identify nucleic acids derived from microorganisms. Methods are provided which allow for the detection and identification of bacterial and viral pathogens in a sample.Type: GrantFiled: August 28, 2001Date of Patent: September 25, 2007Assignee: Third Wave Technologies, Inc.Inventors: James E. Dahlberg, Mary Ann D. Brow, Victor I. Lyamichev
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Patent number: 7122364Abstract: The present invention provides novel cleavage agents and polymerases for the cleavage and modification of nucleic acid. The cleavage agents and polymerases find use, for example, for the detection and characterization of nucleic acid sequences and variations in nucleic acid sequences. In some embodiments, the 5? nuclease activity of a variety of enzymes is used to cleave a target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof.Type: GrantFiled: November 17, 2000Date of Patent: October 17, 2006Assignee: Third Wave Technologies, Inc.Inventors: Victor I. Lyamichev, Michael W. Kaiser, Natasha Lyamicheva
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Patent number: 7101672Abstract: The present invention relates to methods and compositions for analyzing nucleic acids. In particular, the present invention provides methods and compositions for the detection and characterization of nucleic acids and sequence changes. The methods of the present invention permit the detection and/or identification of genetic polymorphism such as those associated with human disease and permit the identification of pathogens (e.g., viral and bacterial strain identification).Type: GrantFiled: September 4, 2003Date of Patent: September 5, 2006Assignee: Third Wave Technologies, Inc.Inventors: Fang Dong, Victor I. Lyamichev, James R. Prudent, Lance Fors, Bruce P. Neri, Mary Ann D. Brow, Todd A. Anderson, James E. Dahlberg
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Patent number: 7087381Abstract: The present invention relates to means for cleaving a nucleic acid cleavage structure in a site-specific manner. Enzymes, including 5? nucleases and 3? exonucleases, we used to detect and identify nucleic acids derived from microorganisms. Methods are provided which allow for the detection and identification of bacterial and viral pathogens in a sample.Type: GrantFiled: August 28, 2001Date of Patent: August 8, 2006Assignee: Third Wave Technologies, Inc.Inventors: James E. Dahlberg, Mary Ann D. Brow, Victor I. Lyamichev
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Patent number: 7067643Abstract: The present invention relates to means for cleaving a nucleic acid cleavage structure in a site-specific manner. Enzymes, including 5? nucleases and 3? exonucleases, are used to detect and identify nucleic acids derived from microorganisms. Methods are provided which allow for the detection and identification of bacterial and viral pathogens in a sample.Type: GrantFiled: August 28, 2001Date of Patent: June 27, 2006Assignee: Third Wave Technologies, Inc.Inventors: James E. Dahlberg, Mary Ann D. Brow, Victor I. Lyamichev
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Patent number: 7011944Abstract: The present invention relates to means for the detection and characterization of nucleic acid sequences, as well as variations in nucleic acid sequences. The present invention also relates to methods for forming a nucleic acid cleavage structure on a target sequence and cleaving the nucleic acid cleavage structure in a site-specific manner. The structure-specific nuclease activity of a variety of enzymes is used to cleave the target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof.Type: GrantFiled: October 18, 2001Date of Patent: March 14, 2006Assignee: Third Wave Technologies, Inc.Inventors: James R. Prudent, Jeff G. Hall, Victor I. Lyamichev, Mary Ann D. Brow, James E. Dahlberg
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Patent number: 6875572Abstract: The present invention relates to means for the detection and characterization of nucleic acid sequences, as well as variations in nucleic acid sequences. The present invention also relates to methods for forming a nucleic acid cleavage structure on a target sequence and cleaving the nucleic acid cleavage structure in a site-specific manner. The structure-specific nuclease activity of a variety of enzymes is used to cleave the target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof.Type: GrantFiled: February 22, 2002Date of Patent: April 5, 2005Assignee: Third Wave Technologies, Inc.Inventors: James R. Prudent, Jeff G. Hall, Victor I. Lyamichev, Mary Ann D. Brow, James E. Dahlberg
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Patent number: 6872816Abstract: The present invention relates to means for the detection and characterization of nucleic acid sequences, as well as variations in nucleic acid sequences. The present invention also relates to methods for forming a nucleic acid cleavage structure on a target sequence and cleaving the nucleic acid cleavage structure in a site-specific manner. The structure-specific nuclease activity of a variety of enzymes is used to cleave the target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof. The present invention further relates to methods and devices for the separation of nucleic acid molecules based on charge. The present invention also provides methods for the detection of non-target cleavage products via the formation of a complete and activated protein binding region. The invention further provides sensitive and specific methods for the detection of nucleic acid from various viruses in a sample.Type: GrantFiled: March 24, 1998Date of Patent: March 29, 2005Assignee: Third Wave Technologies, Inc.Inventors: Jeff G. Hall, Victor I. Lyamichev, Andrea L. Mast, Mary Ann D. Brow, Robert W. Kwiatkowski, Stephanie H. Vavra
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Patent number: 6780585Abstract: The present invention relates to methods and compositions for analyzing nucleic acids. In particular, the present invention provides methods and compositions for the detection and characterization of nucleic acid sequences and sequence changes. The methods of the present invention permit the detection and/or identification of genetic polymorphism such as those associated with human disease and permit the identification of pathogens (e.g., viral and bacterial strain identification).Type: GrantFiled: October 2, 2000Date of Patent: August 24, 2004Assignee: Third Wave Technologies, Inc.Inventors: Fang Dong, Victor I. Lyamichev, James R. Prudent, James E. Dahlberg, Lance Fors
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Patent number: 6759226Abstract: The present invention relates to novel enzymes designed for direct detection, characterization and quantitation of nucleic acids, particularly RNA. The present invention provides enzymes that recognize specific nucleic acid cleavage structures formed on a target RNA sequence and that cleave the nucleic acid cleavage structure in a site-specific manner to produce non-target cleavage products. The present invention provides enzymes having an improved ability to specifically cleave a DNA member of a complex comprising DNA and RNA nucleic acid strands.Type: GrantFiled: May 24, 2000Date of Patent: July 6, 2004Assignee: Third Wave Technologies, Inc.Inventors: Wu-Po Ma, Victor I. Lyamichev, Michael W. Kaiser, Natalie E. Lyamicheva, Hatim Taysir Allawi, James J. Schaefer, Bruce P. Neri
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Patent number: 6709819Abstract: The present invention relates to methods and compositions for analyzing nucleic acids. In particular, the present invention provides methods and compositions for the detection and characterization of nucleic acid sequences and sequence changes. The methods of the present invention permit the detection and/or identification of genetic polymorphism such as those associated with human disease and permit the identification of pathogens (e.g., viral and bacterial strain identification).Type: GrantFiled: April 3, 2001Date of Patent: March 23, 2004Assignee: Third Wave Technologies, Inc.Inventors: Victor I. Lyamichev, Fang Dong, Mary Ann D. Brow, Lance Fors, Bruce P. Neri
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Patent number: 6709815Abstract: The present invention relates to methods and compns. for treating nucleic acids, and in particular, methods and compns. for the detection and characterization of nucleic acid sequences and sequence changes. The invention provides methods for examg. the conformations assumed by single strands of nucleic acid, forming the basis of novel methods of detection of specific nucleic acid sequences. The present invention contemplates use of novel detection methods for, among other uses, clinical diagnostic purposes, including but not limited to the detection and identification of pathogenic organisms. Examples are presented for the analysis of Mycobacterium tuberculosis and hepatitis C virus genes.Type: GrantFiled: July 18, 2000Date of Patent: March 23, 2004Assignee: Third Wave Technologies, Inc.Inventors: Fang Dong, Victor I. Lyamichev, James R. Prudent, Lance Fors, Bruce P. Neri, Mary Ann D. Brow, Todd A. Anderson, James E. Dahlberg
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Patent number: 6673616Abstract: The present invention relates to means for cleaving a nucleic acid cleavage structure in a site-specific manner. Enzymes, including 5′ nucleases and 3′ exonucleases, are used to detect and identify nucleic acids derived from microorganisms. Methods are provided which allow for the detection and identification of bacterial and viral pathogens in a sample.Type: GrantFiled: September 5, 2000Date of Patent: January 6, 2004Assignee: Third Wave Technologies, Inc.Inventors: James E. Dahlberg, Mary Ann D. Brow, Victor I. Lyamichev
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Patent number: 6635463Abstract: The present invention relates to novel enzymes designed for direct detection, characterization and quantitation of nucleic acids, particularly RNA. The present invention provides enzymes that recognize specific nucleic acid cleavage structures formed on a target RNA sequence and that cleave the nucleic acid cleavage structure in a site-specific manner to produce non-target cleavage products. The present invention provides enzymes having an improved ability to specifically cleave a DNA member of a complex comprising DNA and RNA nucleic acid strands.Type: GrantFiled: January 11, 2001Date of Patent: October 21, 2003Assignee: Third Wave Technologies, Inc.Inventors: Wu-Po Ma, Victor I. Lyamichev, Michael W. Kaiser, Natalie E. Lyamicheva, Hatim Taysir Allawi, James J. Schaefer, Bruce P. Neri