Patents Represented by Attorney Sherman Parrett

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  • Hypodermic needle protection device
    Patent number: 4929237
    Abstract: A safety device for preventing contact with exposed contaminated hypodermic needles includes a housing unit, syringe, hypodermic needle, spring for retracting the hypodermic needle and safety elements to prevent accidental removal of the syringe from the housing unit and exposure of the needle.
    Type: Grant
    Filed: November 7, 1988
    Date of Patent: May 29, 1990
    Inventor: David Medway