Patents by Inventor John Bryce Stothers

John Bryce Stothers 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).

  • Warning device
    Patent number: 6111508
    Abstract: The invention relates to a method of Identifying an animal within a group, the method of identification being characterised by the steps of: a) attaching an identification (21) to the animal, and b) locating an activation device (23) at a location, and c) activating an indicator (25) when the identification device Is near the activation device.
    Type: Grant
    Filed: February 26, 1999
    Date of Patent: August 29, 2000
    Assignee: Shoof International Limited
    Inventors: David John Ensor, Grant David Law, John Bryce Stothers