Patents Represented by Attorney Gerald R Prettyman

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  • Step-shaped staircase lift for personal use and transport of goods
    Patent number: 7484595
    Abstract: A lift using a step-shaped shaft for raising and lowering a person or goods on a platform over one or more steps from one elevation to another elevation. The lift is especially suited for use over porches and raised thresholds of buildings and in and out of vehicles. The lift is suitable for use by persons without or without a wheelchair.
    Type: Grant
    Filed: June 27, 2006
    Date of Patent: February 3, 2009
    Inventors: Scott Schroeder, Sharolyn Schroeder