Patents by Inventor Andrew Fairhall

Andrew Fairhall has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pet litter cleaning system and method
    Patent number: 7293528
    Abstract: A pet litter containment and cleaning system and methods of using a pet litter containment and cleaning system are described. The pet litter system comprises a pan module and removably attached processor module. Soiled pet litter is conveniently processed by rotating a system of the invention, screening and separating soiled litter from clean litter. Pet waste and soiled litter are collected in bags which may be discarded when full. Systems of the invention may be used with both absorbent and nonabsorbent litters. Systems of the invention minimize human contact with soiled pet litter and pet waste and simplify the care of domestic pets.
    Type: Grant
    Filed: December 23, 2005
    Date of Patent: November 13, 2007
    Inventor: Andrew Fairhall
  • Pet litter cleaning system and method
    Publication number: 20070144448
    Abstract: A pet litter containment and cleaning system and methods of using a pet litter containment and cleaning system are described. The pet litter p system comprises a pan module and removably attached processor module. Soiled pet litter is conveniently processed by rotating a system of the invention, screening and separating soiled litter from clean litter. Pet waste and soiled litter are collected in bags which may be discarded when full. Systems of the invention may be used with both absorbent and nonabsorbent litters. Systems of the invention minimize human contact with soiled pet litter and pet waste and simplify the care of domestic pets.
    Type: Application
    Filed: December 23, 2005
    Publication date: June 28, 2007
    Inventor: Andrew Fairhall