Patents Represented by Attorney, Agent or Law Firm G. J. Carlson
  • Patent number: 6666167
    Abstract: A dry particulate food dispenser provides food to pets in response to a scratching action upon a scratching surface. The scratching action operates an adjustable valve located inside a food hopper and limits the amount of food dropped into a supporting bowl. The adjustable valve allows the user to control the amount of food provided in each actuation of the valve and accommodates different shapes and sizes of dry food.
    Type: Grant
    Filed: December 24, 2002
    Date of Patent: December 23, 2003
    Inventor: Gerard Joseph Carlson