Patents by Inventor Trevor Blaney

Trevor Blaney 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).

  • Overflow preventor
    Patent number: 6490738
    Abstract: An overflow preventer comprising a plug receivable in a drain hole and provided with a valve movable between a first closed position and a second open position, the valve being resiliently biased to the first position while the pressure on the valve is less than a predetermined value.
    Type: Grant
    Filed: December 26, 2000
    Date of Patent: December 10, 2002
    Assignee: Liforma Investments NV
    Inventor: Trevor Blaney
  • Overflow preventor
    Publication number: 20020124301
    Abstract: An overflow preventer comprising a plug receivable in a drain hole and provided with a valve movable between a first closed position and a second open position, the valve being resiliently biased to the first position while the pressure on the valve is less than a predetermined value.
    Type: Application
    Filed: December 26, 2000
    Publication date: September 12, 2002
    Inventor: Trevor Blaney
  • Overflow preventer
    Patent number: 6279175
    Abstract: An overflow preventer comprising a plug receivable in a drain hole and provided with a valve movable between a first closed position and a second open position, the valve being resiliently biased to the first position while the pressure on the valve is less than a predetermined value.
    Type: Grant
    Filed: August 28, 1997
    Date of Patent: August 28, 2001
    Assignee: Liforma Investments NV
    Inventor: Trevor Blaney
  • Sink and bath plugs
    Patent number: 6105618
    Abstract: A plug for a bath or sink having a portion the color of which is continuously changeable as the temperature of the portion varies over the range 28 to 44.degree. C. or having a member attached thereto the color of which is continuously changeable as the temperature of the member varies over the range 28 to 44.degree. C.
    Type: Grant
    Filed: July 21, 1998
    Date of Patent: August 22, 2000
    Inventor: Trevor Blaney