Patents by Inventor Sylvester Stires, Jr.

Sylvester Stires, Jr. 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).

  • Fuel vaporization device for an internal combustion engine
    Patent number: 4836173
    Abstract: A device attachable to an internal combustion engine for a motor vehicle having the usual carburetor, air filter and air filter housing, intake manifold, radiator through which an engine coolant is circulated when the engine is running and a source of liquid fuel for the engine. The device includes a fuel vaporizing chamber adapted to fit against the air filter housing and contain a body of the fuel at a predetermined level.
    Type: Grant
    Filed: March 21, 1988
    Date of Patent: June 6, 1989
    Inventor: Sylvester Stires, Jr.
  • Air vent valve for an internal combustion engine fuel heat system
    Patent number: D330556
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: October 27, 1992
    Inventor: Sylvester Stires, Jr.