Patents by Inventor Cynthia J. Labant

Cynthia J. Labant 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).

  • Blue incandescent appliance lamp
    Patent number: 6731051
    Abstract: An electric lamp (10) which emits a blue color when energized and which comprises a light transmissive envelope (12) enclosing an electric light source (16) within, said envelope (12) having a surface (11) on which is a coating comprising sulfate precipitated silica, aluminum silicate pigment, and cobalt blue aluminate spinel. The lamp is useful in appliances such as refrigerators.
    Type: Grant
    Filed: April 22, 2002
    Date of Patent: May 4, 2004
    Assignee: Osram Sylvania Inc.
    Inventors: James E. Oetken, Cynthia J. Labant
  • Blue incandescent general purpose lamp
    Patent number: 6670768
    Abstract: An electric lamp (10) which emits a blue color when energized and which comprises a light transmissive envelope (12) enclosing an electric light source (16) within, said envelope (12) having a surface (11) on which is a coating comprising precipitated silica, aluminum silicate pigment, manganese ammonium pyro phosphate and cobalt aluminate spinel. The lamp is useful for general household illumination and provides pleasing skin tones.
    Type: Grant
    Filed: July 22, 2002
    Date of Patent: December 30, 2003
    Assignee: Osram Sylvania Inc.
    Inventor: Cynthia J. Labant
  • Blue incandescent appliance lamp
    Publication number: 20030197455
    Abstract: An electric lamp (10) which emits a blue color when energized and which comprises a light transmissive envelope (12) enclosing an electric light source (16) within, said envelope (12) having a surface (11) on which is a coating comprising sulfate precipitated silica, aluminum silicate pigment, and cobalt blue aluminate spinel. The lamp is useful in appliances such as refrigerators.
    Type: Application
    Filed: April 22, 2002
    Publication date: October 23, 2003
    Inventors: James E. Oetken, Cynthia J. Labant
  • Enviromentally safe yellow bug light
    Patent number: 5969476
    Abstract: A yellow bug lamp whose coating is cadmium-free. The coating comprises sulfate precipitated silica, aluminum silicate pigment, zirconium praseodymiun yellow zircon and nickel titanium yellow rutile and has color coordinates of x=0.5341 to 0.5406 and y=0.4400 to 0.4378.
    Type: Grant
    Filed: March 24, 1998
    Date of Patent: October 19, 1999
    Assignee: Osram Sylvania, Inc.
    Inventor: Cynthia J. Labant
  • Pink lamp and coating therefor
    Patent number: 5744900
    Abstract: An electric lamp which exhibits a pink color when energized and which comprises a vitreous, light transmissive envelope and enclosing a filament within and a coating on a surface of said envelope. The coating comprises about 42.5 w% calcined kaolin clay; about 42.5 w% synthetic precipitated silica; about 5 w% titanium dioxide; about 7 w% of chrome tin pink sphene; and about 3 w% red iron oxide.
    Type: Grant
    Filed: October 4, 1996
    Date of Patent: April 28, 1998
    Assignee: Osram Sylvania Inc.
    Inventor: Cynthia J. Labant