Patents Represented by Attorney, Agent or Law Firm Brant C. Cook
  • Carpet stain removal product which uses sonic or ultrasonic waves
    Patent number: 6589294
    Abstract: A stain removal product and process is disclosed. The product includes a liquid cleaning composition which contains water, an organic solvent and a surfactant, an absorbent stain receiver, and a sonic or ultrasonic wave generating source for imparting sonic or ultrasonic waves onto stains on textiles. The sonic or ultrasonic wave source is, for example, a hand-held, pen-shaped device with a directed point to focus the sonic or ultrasonic waves at the stain to be removed.
    Type: Grant
    Filed: May 20, 2002
    Date of Patent: July 8, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Thomas Charles Hortel, Nagabhusan Senapati