Patents by Inventor Ronald E. Boch

Ronald E. Boch 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).

  • ETHYLENE GLYCOL ESTERS AS PHOTOACTIVE AGENTS
    Publication number: 20090203757
    Abstract: New compounds useful in photodynamic therapy are of the formula and their 1,4-diene isomers and the metallated and/or labeled and/or conjugated forms thereof wherein each R1 is independently alkyl (1-6C); each n is independently an integer of 0-6; and R2 is vinyl or a derivative form thereof.
    Type: Application
    Filed: April 23, 2009
    Publication date: August 13, 2009
    Inventors: Ethan D. STERNBERG, David DOLPHIN, Julia G. LEVY, Anna M. RICHTER, David W.C. HUNT, Ashok JAIN, Elizabeth M. WATERFIELD, Ronald E. BOCH, Andrew Norman TOVEY
  • Compositions and methods for delivery of photosensitive drugs
    Patent number: 7455858
    Abstract: The invention provides nanoparticles containing photosensitizers and their use in the field of photodynamic therapy (PDT). The invention also provides methods for the preparation of such nanoparticles as well as for their sterilization.
    Type: Grant
    Filed: May 15, 2003
    Date of Patent: November 25, 2008
    Assignee: QLT Inc.
    Inventors: Eric Allemann, Yvette Konan, Robert Gurny, Ronald E. Boch
  • Ethylene glycol esters as photoactive agents
    Patent number: 7122569
    Abstract: New compounds useful in photodynamic therapy are of the formula and their 1,4-diene isomers and the metallated and/or labeled and/or conjugated forms thereof wherein each R1 is independently alkyl (1–6C); each n is independently an integer of 0–6; and R2 is vinyl or a derivative form thereof.
    Type: Grant
    Filed: April 14, 2004
    Date of Patent: October 17, 2006
    Assignees: QLT, Inc. and, University of British Columbia
    Inventors: Ethan D. Sternberg, David Dolphin, Julia G. Levy, Anna M. Richter, David W. C. Hunt, Ashok Jain, Elizabeth M. Waterfield, Ronald E. Boch, Andrew Norman Tovey
  • Ethylene glycol esters as photoactive agents
    Patent number: 6756396
    Abstract: New compounds useful in photodynamic therapy are of the formula and their 1,4-diene isomers and the metallated and/or labeled and/or conjugated forms thereof wherein each R1 is independently alkyl (1-6C); each n is independently an integer of 0-6; and R2 is vinyl or a derivative form thereof.
    Type: Grant
    Filed: June 6, 2000
    Date of Patent: June 29, 2004
    Assignees: QLT Inc., The University of British Columbia
    Inventors: Ethan Sternberg, David Dolphin, Julia G. Levy, Anna M. Richter, David W. C. Hunt, Ashok Jain, Elizabeth M. Waterfield, Ronald E. Boch
  • Compositions and methods for delivery of photosensitive drugs
    Publication number: 20040047913
    Abstract: The invention provides nanoparticles containing photosensitizers and their use in the field of photodynamic therapy (PDT). The invention also provides methods for the preparation of such nanoparticles as well as for their sterilization.
    Type: Application
    Filed: May 15, 2003
    Publication date: March 11, 2004
    Inventors: Eric Allemann, Yvette Konan, Robert Gurny, Ronald E. Boch
  • Ethylene glycol esters as photoactive agents
    Patent number: 6153639
    Abstract: New compounds useful in photodynamic therapy are of the formula ##STR1## and their 1,4-diene isomers and the metallated and/or labeled and/or conjugated forms thereofwherein each R.sup.1 is independently alkyl (1-6C);each n is independently an integer of 0-6; andR.sup.2 is vinyl or a derivative form thereof.
    Type: Grant
    Filed: May 17, 1999
    Date of Patent: November 28, 2000
    Assignees: QLT PhotoTherapeutices Inc., The University of British Columbia
    Inventors: Ethan Sternberg, David Dolphin, Julia G. Levy, Anna M. Richter, David W. C. Hunt, Ashok Jain, Elizabeth M. Waterfield, Ronald E. Boch