Patents Represented by Attorney A. D. Dawson

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  • Molecules for iontophoretic delivery
    Patent number: 5494679
    Abstract: The invention discloses peptides and proteins for iontophoretic delivery. Specifically disclosed are methods for iontophoretic delivery of assemblages of amino acids which comprises modifying said assemblages of amino acids to an isoelectric point less than about 4.0 or greater than about 7.3 with an electrostatic charge of plus or minus 1 and patches with assemblages of amino acids with isoelectric points less than about 4.0 or greater than about 7.3 with an electrostatic charge of plus or minus 1.
    Type: Grant
    Filed: December 28, 1993
    Date of Patent: February 27, 1996
    Assignee: Becton Dickinson and Company
    Inventors: Burton H. Sage, Jr., Randal A. Hoke