Patents by Inventor Thomas E. Waddell

Thomas E. Waddell 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).

  • Methods and compositions for controlled release of bioactive compounds
    Patent number: 7601347
    Abstract: A controlled release pharmaceutical dosage form for bacteriophage is presented. The dosage form is prepared by drying the active ingredient together with a dispersion or solution of polymethacrylate copolymer and a lyprotectant using mild, entirely aqueous conditions.
    Type: Grant
    Filed: April 8, 2004
    Date of Patent: October 13, 2009
    Inventors: Thomas E. Waddell, Roger Johnson, Amanda Mazzocco
  • Methods and compositions for controlled release of bioactive compounds
    Publication number: 20040208854
    Abstract: A controlled release pharmaceutical dosage form for bacteriophage is presented. The dosage form is prepared by drying the active ingredient together with a dispersion or solution of polymethacrylate copolymer and a lyprotectant using mild, entirely aqueous conditions.
    Type: Application
    Filed: April 8, 2004
    Publication date: October 21, 2004
    Inventors: Thomas E. Waddell, Roger Johnson, Amanda Mazzocco
  • Use of bacteriophages for control of escherichia coli O157
    Patent number: 6485902
    Abstract: A method of reducing levels of E. coli O157 strains within the gastrointestinal tract of a ruminant animal using specific bacteriophage(s) is herein described. Also described is a pharmaceutical composition comprising at least one of said bacteriophages and a method for isolating or selecting bacteriophages useful in reducing E. coli O157 levels as described above.
    Type: Grant
    Filed: June 5, 2001
    Date of Patent: November 26, 2002
    Inventors: Thomas E. Waddell, Amanda Mazzocco, Jennifer Pacan, Rafig Ahmed, Roger Johnson, Cornelius Poppe, Rasik Khakhria
  • Use of bacteriophages for control of escherichia coli 0 157
    Publication number: 20020090356
    Abstract: A method of reducing levels of E. coli O157 strains within the gastrointestinal tract of a ruminant animal using specific bacteriophage(s) is herein described. Also described is a pharmaceutical composition comprising at least one of said bacteriophages and a method for isolating or selecting bacteriophages useful in reducing E. coli O157 levels as described above.
    Type: Application
    Filed: June 5, 2001
    Publication date: July 11, 2002
    Inventors: Thomas E. Waddell, Amanda Mazzocco, Jennifer Pacan, Rafig Ahmed, Roger Johnson, Cornelius Poppe, Rasik Khakhria