Patents Represented by Attorney Wendy Flehr Hohabch Test Albritton & Herbert LLP Lee

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  • Altered polypeptides with increased half-life
    Patent number: 6121022
    Abstract: Polypeptides that are cleared from the kidney and do not contain in their original form a Fc region of an IgG are altered so as to comprise a salvage receptor binding epitope of an Fc region of an IgG and thereby have increased circulatory half-life.
    Type: Grant
    Filed: April 14, 1995
    Date of Patent: September 19, 2000
    Assignee: Genentech, Inc.
    Inventors: Leonard G. Presta, Bradley R. Snedecor