Patents by Inventor Hayes Dougan

Hayes Dougan 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).

  • No-carrier added radiohalogenated nucleosides
    Patent number: 5422345
    Abstract: A composition comprising no-carrier-added 1-(B-D-arabinofuranosyl)-5-(E)-(2-halogenovinyl)uracil wherein the halogen is radioactive iodine or bromine. This composition can be used to diagnose or treat herpes viral infections.
    Type: Grant
    Filed: July 14, 1993
    Date of Patent: June 6, 1995
    Assignee: Triumf
    Inventor: Hayes Dougan
  • Process for preparing no-carrier-added radiohalogenated vinyl nucleosides
    Patent number: 5248771
    Abstract: Reacting [.sup.* X]X- with YVaraU in the presence of a cuprous ion catalyst under anaerobic and reducing conditions produces [.sup.* X]XVaraU, where .sup.* X is a radioactive halogen, Y is a second halogen, X and Y are different halogens, and XVaraU is 1-(.beta.-D-arabinofuranosyl)-5(E)-(2-halogenovinyl) uracil, the halogen of which is X. The reaction produces an effective administrable form of [.sup.* X]XVaraU for use in diagnosis and treatment of herpes virus infections.
    Type: Grant
    Filed: June 26, 1991
    Date of Patent: September 28, 1993
    Assignee: Triumf
    Inventor: Hayes Dougan