Patents by Inventor David W. Handley

David W. Handley 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).

  • Patent number: 8056510
    Abstract: An animal water supply system includes disposable containers such as plastic bags that can be supplied in bulk in sterile form and filled under a change hood or other sanitary environment using a filling machine located in the sanitary environment. The containers preferably comprise plastic bags configured to be suspended from a hanger of a bag filling machine. The machine's hanger is preferably configured to support a plastic bag during both bag filling and the subsequent insertion of a watering valve into the bag. The bag is further configured to permit its placement in or on a conventional cage while protecting the tearable material of the bag from the animal. If desired, a liner can be provided to further protect and support the bag or other container on a wire bar lid.
    Type: Grant
    Filed: March 11, 2009
    Date of Patent: November 15, 2011
    Assignee: Edstrom Industries, Inc.
    Inventors: David W. Handley, Randal S. Knurr
  • Publication number: 20090223462
    Abstract: An animal water supply system includes disposable containers such as plastic bags that can be supplied in bulk in sterile form and filled under a change hood or other sanitary environment using a filling machine located in the sanitary environment. The containers preferably comprise plastic bags configured to be suspended from a hanger of a bag filling machine. The machine's hanger is preferably configured to support a plastic bag during both bag filling and the subsequent insertion of a watering valve into the bag. The bag is further configured to permit its placement in or on a conventional cage while protecting the tearable material of the bag from the animal. If desired, a liner can be provided to further protect and support the bag or other container on a wire bar lid.
    Type: Application
    Filed: March 11, 2009
    Publication date: September 10, 2009
    Inventors: David W. Handley, Randal S. Knurr
  • Patent number: 7513218
    Abstract: An animal water supply system includes disposable containers such as plastic bags that can be supplied in bulk in sterile form and filled under a change hood or other sanitary environment using a filling machine located in the sanitary environment. The containers preferably comprise plastic bags configured to be suspended from a hanger of a bag filling machine. The machine's hanger is preferably configured to support a plastic bag during both bag filling and the subsequent insertion of a watering valve into the bag. The bag is further configured to permit its placement in or on a conventional cage while protecting the tearable material of the bag from the animal. If desired, a liner can be provided to further protect and support the bag or other container on a wire bar lid.
    Type: Grant
    Filed: September 14, 2004
    Date of Patent: April 7, 2009
    Assignee: Edstrom Industries, Inc.
    Inventors: David W. Handley, Randal S. Knurr