Patents by Inventor John Charles Callingham

John Charles Callingham 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: 10015954
    Abstract: The present invention is directed to a device for retrieving a fish caught on a fishing line, the device including a receptacle for passing along the fishing line and then receiving the caught fish, and a retriever for retrieving the receptacle and the fish.
    Type: Grant
    Filed: February 6, 2013
    Date of Patent: July 10, 2018
    Inventor: John Charles Callingham
  • Publication number: 20180035655
    Abstract: A fish measuring device is provided including a flexible mat, including measuring indicia for measuring a fish; and a housing, coupled to the flexible mat, for housing the flexible mat. Advantageously, the housing protects the flexible mat from damage. As a result, the flexible mat can provide accurate measurement of fish.
    Type: Application
    Filed: February 24, 2016
    Publication date: February 8, 2018
    Inventor: John Charles Callingham
  • Publication number: 20150013208
    Abstract: The present invention is directed to a device for retrieving a fish caught on a fishing line, the device including a receptacle for passing along the fishing line and then receiving the caught fish, and a retriever for retrieving the receptacle and the fish.
    Type: Application
    Filed: February 6, 2013
    Publication date: January 15, 2015
    Inventor: John Charles Callingham
  • Patent number: 6463880
    Abstract: A bowl (1) for containing drinking water for a pet animal, the bowl (1) including a first surface at least partially defining a depression (2) for holding the drinking water and a second surface (3) exposed to air, the first and second surfaces (2, 3) being separated by a water permeable material so that water may pass through the first surface (2) to the second surface (3), and wherein evaporation of water from the second surface (3) acts to cool the drinking water contained within the depression (2).
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: October 15, 2002
    Inventor: John Charles Callingham