Patents by Inventor Dennis John Alexander

Dennis John Alexander 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).

  • Escape mutants of newcastle disease virus as marker vaccines
    Patent number: 7041299
    Abstract: A vaccine against Newcastle Disease contains one or more mutant immunogens of the NDW strain. The mutant immunogen lacks the antigenic binding site on the F glycoprotein which is recognized by the monoclonal antibody mAb 54. Reagent kits and assay methods help to distinguish vaccinated members of a poultry flock from those that may have been infected with wild-type Newcastle Disease virus.
    Type: Grant
    Filed: November 16, 2004
    Date of Patent: May 9, 2006
    Assignee: Wyeth
    Inventors: Harmen J. Geerligs, Ian Hamer Brown, Dennis John Alexander, Michael Sinclair Collins
  • Escape mutants of Newcastle disease virus as marker vaccines
    Patent number: 6833133
    Abstract: A vaccine against Newcastle Disease contains one or more mutant immunogens of the NDW strain. The mutant immunogen lacks the antigenic binding site on the F glycoprotein which is recognized by the monoclonal antibody mAb 54. Reagent kits and assay methods help to distinguish vaccinated members of a poultry flock from those that may have been infected with wild-type Newcastle Disease virus.
    Type: Grant
    Filed: December 2, 2003
    Date of Patent: December 21, 2004
    Assignee: Wyeth
    Inventors: Harmen J. Geerligs, Ian Hamer Brown, Dennis John Alexander, Michael Sinclair Collins
  • Escape mutants of newcastle disease virus as marker vaccines
    Publication number: 20040131640
    Abstract: A vaccine against Newcastle Disease contains one or more mutant immunogens of the NDW strain. The mutant immunogen lacks the antigenic binding site on the F glycoprotein which is recognized by the monoclonal antibody mAb 54. Reagent kits and assay methods help to distinguish vaccinated members of a poultry flock from those that may have been infected with wild-type Newcastle Disease virus.
    Type: Application
    Filed: December 2, 2003
    Publication date: July 8, 2004
    Applicant: Wyeth
    Inventors: Harmen J. Geerligs, Ian Hamer Brown, Dennis John Alexander, Michael Sinclair Collins