Patents Represented by Attorney Donald L. Benson

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  • Portion of a lighting fixture
    Patent number: D520176
    Type: Grant
    Filed: April 5, 2004
    Date of Patent: May 2, 2006
    Assignee: Acuity Brands, Inc.
    Inventors: Douglas J. Herst, Michael Trung Tran, Frank A. Friedman