Patents by Inventor Michael R. Boyd

Michael R. Boyd 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).

  • Patent number: 6193982
    Abstract: The present invention provides an anti-cyanovirin antibody with an internal image of gp120, a method of using an anti-cyanovirin antibody with an internal image of gp120 to induce an immune response to gp120 so as to prevent or treat a viral infection in an animal, and a method of using a cyanovirin to induce an immune response to gp120 so as to prevent or treat a viral infection in an animal.
    Type: Grant
    Filed: August 19, 1998
    Date of Patent: February 27, 2001
    Assignee: The United States of America as represented by the Department of Health & Human Services
    Inventor: Michael R. Boyd
  • Patent number: 6140339
    Abstract: The present invention provides new monomeric derivatives of the C-8'-7 linked naphthylisoquinoline alkaloid dioncophylline D. The invention also provides new C-4 substituted monomeric arylisoquinoline alkaloid derivatives. The present invention furthermore provides novel dimeric arylisoquinoline alkaloids comprised of coupled first and second arylisoquinoline monomers, wherein either or both of said monomer(s) is (are) monomeric compound(s) of the present invention. Monomeric and dimeric compounds of the present invention have medically useful properties, such as antimicrobial properties, more specifically such as antimalarial and antiviral properties. Monomeric compounds of the present invention are also useful as building blocks or intermediates for synthesis of novel dimeric arylisoquinoline alkaloids.
    Type: Grant
    Filed: December 31, 1997
    Date of Patent: October 31, 2000
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Gerhard Bringmann, Michael R. Boyd, Matthias Wenzel
  • Patent number: 6015876
    Abstract: The present invention provides antiviral proteins, peptides and conjugates as well as methods of obtaining these agents. The antiviral proteins, peptides and conjugates of the present invention can be used alone or in combination with other antiviral agents in compositions, such as pharmaceutical compositions, to inhibit the infectivity, replication and cytopathic effects of a virus, such as a retrovirus, in particular a human immunodeficiency virus, specifically HIV-1 or HIV-2, in the treatment or prevention of viral infection.
    Type: Grant
    Filed: November 13, 1997
    Date of Patent: January 18, 2000
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventor: Michael R. Boyd
  • Patent number: 5998587
    Abstract: The present invention provides antiviral proteins (collectively referred to as cyanovirins), conjugates thereof, DNA sequences ending such agents, host cells containing such DNA sequences, antibodies directed to such agents, compositions comprising such agents, and methods of obtaining and using such agents.
    Type: Grant
    Filed: November 13, 1997
    Date of Patent: December 7, 1999
    Assignee: The United States of America, represented by the Secretary of the Department of Health and Human Services
    Inventors: Michael R. Boyd, Kirk R. Gustafson, Robert H. Shoemaker, James B. McMahon
  • Patent number: 5962653
    Abstract: The present invention provides antiviral proteins, peptides and conjugates, as well as methods of obtaining these agents. The antiviral proteins, peptides and conjugates of the present invention can be used alone or in combination with other antiviral agents in compositions, such as pharmaceutical compositions, to inhibit the infectivity, replication and cytopathic effects of a virus, such as a retrovirus, in particular a human immunodeficiency virus, specifically HIV-1 or HIV-2, in the treatment or prevention of viral infection.
    Type: Grant
    Filed: November 13, 1997
    Date of Patent: October 5, 1999
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Michael R. Boyd, Kirk R. Gustafson
  • Patent number: 5962668
    Abstract: The present invention provides antiviral proteins (collectively referred to as cyanovirins), conjugates thereof, DNA sequences encoding such agents, host cells containing such DNA sequences, antibodies directed to such agents, compositions comprising such agents, and methods of obtaining and using such agents.
    Type: Grant
    Filed: November 13, 1997
    Date of Patent: October 5, 1999
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Michael R. Boyd, Robert H. Shoemaker
  • Patent number: 5869522
    Abstract: The present invention provides novel antiviral naphthoquinone compounds, which may be isolated from plants of the genus Conospermum or synthesized chemically, in accordance with the present inventive methods. The antiviral naphthoquionone compounds, derivatives thereof, and prodrugs thereof, may be used alone or in combination with other antiviral agents in compositions, such as pharmaceutical compositions, to inhibit the growth or replication of a virus, such as a retrovirus, in particular a human immunodeficiency virus, specifically HIV-1 or HIV-2, in the treatment or prevention of viral infection.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: February 9, 1999
    Assignee: The United States of America as represented by the Secretary of the Department of Health and Human Services
    Inventors: Michael R. Boyd, John H. Cardelina, II, Kirk R. Gustafson, Laurent A. Decosterd, Ian Parsons, Lewis Pannell, James B. McMahon, Gordon M. Cragg
  • Patent number: 5859049
    Abstract: The present invention provides novel antiviral compounds, refered to as calanolides, related compounds, and their derivatives, which may be isolated from plants, or derived from compounds from plants, of the genus Calophyllum in accordance with the present inventive method. The compounds and their derivatives may be used alone or in combination with other antiviral agents in compositions, such as pharmaceutical compositions, to inhibit the growth or replication of a virus, such as a retrovirus, in particular a human immunodeficiency virus, specifically HIV-1 or HIV-2.
    Type: Grant
    Filed: May 24, 1996
    Date of Patent: January 12, 1999
    Assignees: The United States of America as represented by the Department of Health and Human Services, The Board of Trustees of the University of Illinois
    Inventors: Michael R. Boyd, John H. Cardellina, II, Kirk R. Gustafson, James B. McMahon, Richard W. Fuller, Gordon M. Cragg, Yoel Kashman, Doel Soejarto
  • Patent number: 5843882
    Abstract: The present invention provides antiviral proteins, peptides and conjugates, as well as methods of obtaining these agents. The antiviral proteins, peptides and conjugates of the present invention can be used alone or in combination with other antiviral agents in compositions, such as pharmaceutical compositions, to inhibit the infectivity, replication and cytopathic effects of a virus, such as a retrovirus, in particular a human immunodeficiency virus, specifically HIV-1 or HIV-2, in the treatment or prevention of viral infection.
    Type: Grant
    Filed: April 27, 1995
    Date of Patent: December 1, 1998
    Assignee: The United States of America as Represented by the Department of Health and Human Services
    Inventors: Michael R. Boyd, Kirk R. Gustafson, Robert H. Shoemaker, James B. McMahon
  • Patent number: 5821081
    Abstract: The present invention provides antiviral proteins (collectively referred to as cyanovirins), conjugates thereof, DNA sequences encoding such agents, host cells containing such DNA sequences, antibodies directed to such agents, compositions comprising such agents, and methods of obtaining and using such agents.
    Type: Grant
    Filed: April 26, 1996
    Date of Patent: October 13, 1998
    Assignee: The United States of Americaa as represented by the Secretary of the Department of Health and Human Services
    Inventors: Michael R. Boyd, Kirk R. Gustafson, Robert H. Shoemaker, James B. McMahon
  • Patent number: 5789594
    Abstract: The present invention provides methods of preparing dimeric naphthylisoquinoline alkaloids by coupling together two monomeric naphthylisoquinoline alkaloids, each of which may be the same or different, and one, both, or neither of which may possess a C-8' to C-5 naphthalene/isoquinoline linkage, to form homodimers or heterodimers, including the antiviral michellamines. The present invention also provides new, medically useful homodimeric and heterodimeric naphthylisoquinoline compounds and derivatives thereof.
    Type: Grant
    Filed: July 1, 1996
    Date of Patent: August 4, 1998
    Assignee: The United States of America as represented by the Secretary of the Department of Health and Human Services
    Inventors: Gerhard Bringmann, Sven Harmsen, Michael R. Boyd
  • Patent number: 5786482
    Abstract: The present invention provides a method of preparing dimeric arylisoquinoline alkaloids by coupling two isoquinoline building blocks, which may be the same or different, together with a symmetrical or nonsymmetrical biaryl building block to form homodimers or heterodimers, including the antiviral michellamines. The present invention also provides new, medically useful homodimeric and heterodimeric arylisoquinoline compounds and derivatives thereof.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: July 28, 1998
    Assignees: The United States of America as represented by the Department of Health and Human Services, The Trustees of Boston College
    Inventors: Gerhard Bringmann, Michael R. Boyd, Roland Gotz, T. Ross Kelly
  • Patent number: 5783598
    Abstract: The present invention provides novel antiviral naphthoquinone compounds, which may be isolated from plants of the genus Conospermum or synthesized chemically, in accordance with the present inventive methods. The antiviral naphthoquionone compounds, derivatives thereof, and prodrugs thereof, may be used alone or in combination with other antiviral agents in compositions, such as pharmaceutical compositions, to inhibit the growth or replication of a virus, such as a retrovirus, in particular a human immunodeficiency virus, specifically HIV-1 or HIV-2, in the treatment or prevention of viral infection.
    Type: Grant
    Filed: March 8, 1996
    Date of Patent: July 21, 1998
    Assignee: The United States of America as represented by the Secretary of the Department of Health and Human Sevices
    Inventors: Michael R. Boyd, John H. Cardellina, II, Kirk R. Gustafson, Laurent A. Decosterd, Ian Parson, Lewis Pannell, James B. McMahon, Gordon M. Cragg
  • Patent number: 5763613
    Abstract: The present invention provides methods of preparing monomeric naphthylisoquinoline alkaloids, including the antiparasitic korupensamines and related compounds, as well as non-korupensamines and other monomeric naphthylisoquinoline alkaloids. The invention also provides new, medically useful naphthylisoquinoline compounds and derivatives thereof.
    Type: Grant
    Filed: July 1, 1996
    Date of Patent: June 9, 1998
    Assignee: The United States of America as represented by the Secretary, Department of Health and Human Services
    Inventors: Gerhard Bringmann, Roland Gotz, Michael R. Boyd
  • Patent number: 5672607
    Abstract: The present invention provides novel antiviral naphthoquinone compounds, which may be isolated from plants of the genus Conospermum or synthesized chemically, in accordance with the present inventive methods. The antiviral naphthoquionone compounds, derivatives thereof, and prodrugs thereof, may be used alone or in combination with other antiviral agents in compositions, such as pharmaceutical compositions, to inhibit the growth or replication of a virus, such as a retrovirus, in particular a human immunodeficiency virus, specifically HIV-1 or HIV-2, in the treatment or prevention of viral infection.
    Type: Grant
    Filed: January 29, 1993
    Date of Patent: September 30, 1997
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Michael R. Boyd, John H. Cardellina, II, Kirk R. Gustafson, Laurent A. Decosterd, Ian Parsons, Lewis Pannell, James B. McMahon, Gordon M. Cragg
  • Patent number: 5654432
    Abstract: The present invention provides new antiviral compounds, i.e., michellamines and derivatives and pharmacologically acceptable salts thereof, methods for isolating such antiviral compounds from a plant species of the genus Ancistrocladus, antiviral compositions containing such antiviral compounds, and methods of using such antiviral compounds for treating patients with viral infections. The antiviral compounds of the present invention inhibit the reproduction and cytopathicity of human acquired immunodeficiency viruses.
    Type: Grant
    Filed: June 1, 1995
    Date of Patent: August 5, 1997
    Assignee: The United States of America, as represented by the Department of Health and Human Services
    Inventors: Michael R. Boyd, John H. Cardellina, II, Kirk P. Manfredi, John W. Blunt, Lewis K. Pannell, James B. McMahon, Robert J. Gulakowski, Gordon M. Cragg, Gerhard Bringmann, Duncan Thomas, Johnson Jato
  • Patent number: 5639761
    Abstract: The present invention provides antimalarial pharmaceutical compositions containing antimalarial naphthylisoquinoline alkaloids or antimalarial derivatives thereof, useful new antimalarial naphthylisoquinoline alkaloid derivatives, methods for obtaining such derivatives, and methods of using such antimalarial compounds for the prevention of malaria infections in mammals and for treating mammals with malarial infections. The antimalarial compounds of the present invention inhibit the reproduction and cytopathicity of Plasmodium sp. parasites in vitro and in vivo.
    Type: Grant
    Filed: February 14, 1994
    Date of Patent: June 17, 1997
    Assignee: The United States of America as represented by the Secretary of the Department of Health and Human Services
    Inventors: Guido Francois, Gerhard Bringmann, J. David Phillipson, Michael R. Boyd, Laurent Ake Assi, Christoph Schneider, Georges Timperman
  • Patent number: 5599839
    Abstract: The present invention relates to an antiviral composition and to methods of treating patients with viral infections. The antiviral composition of the present invention comprises prostratin, a phorbol ester derivative, and a pharmaceutically acceptable carrier. The present composition while having antiviral activity does not have substantial tumor promoting activity and does not have other substantial adverse toxicological properties that would preclude its use in antiviral therapy.
    Type: Grant
    Filed: April 17, 1995
    Date of Patent: February 4, 1997
    Assignees: The United States of America as represented by the Department of Health and Human Services, Brigham Young University
    Inventors: Michael R. Boyd, Paul A. Cox, Gordon M. Cragg, Peter M. Blumberg, Nancy A. Sharkey, Junichi Ishitoya, James B. McMahon, John A. Beutler, Owen S. Weislow, John H. Cardellina, II, Krik R. Gustafson
  • Patent number: 5591770
    Abstract: The present invention provides novel antiviral compounds, refered to as calanolides, related compounds, and their derivatives, which may be isolated from plants, or derived from compounds from plants, of the genus Calophyllum in accordance with the present inventive method. The compounds and their derivatives may be used alone or in combination with other antiviral agents in compositions, such as pharmaceutical compositions, to inhibit the growth or replication of a virus, such as a retrovirus, in particular a human immunodeficiency virus, specifically HIV-1 or HIV-2.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: January 7, 1997
    Assignees: The United States of America as represented by the Department of Health and Human Services, The Board of Trustees of the University of Illinois
    Inventors: Michael R. Boyd, John H. Cardellina, II, Kirk R. Gustafson, James B. McMahon, Richard W. Fuller, Gordon M. Cragg, Yoel Kashman, Doel Soejarto
  • Patent number: 5578729
    Abstract: The present invention provides a method of preparing dimeric arylisoquinoline alkaloids by coupling two isoquinoline building blocks, each of which may be the same or different, together with a symmetrical or nonsymmetrical biaryl building block to form homodimers or heterodimers, including the antiviral michellamines. The present invention also provides new, medically useful homodimeric and heterodimeric arylisoquinoline compounds and derivatives thereof.
    Type: Grant
    Filed: December 23, 1994
    Date of Patent: November 26, 1996
    Assignees: The United States of America as represented by the Department of Health and Human Services, The Trustees of Boston College
    Inventors: Gerhard Bringmann, Michael R. Boyd, Roland G otz, T. Ross Kelly