Patents by Inventor Chella Luthy

Chella Luthy 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).

  • Fragrance dispensing apparatus
    Patent number: 4837421
    Abstract: A fragrance dispensing apparatus of the type which releases a fragrance from a solid polyamide resin body includes a volatile substance such as perfume oils, insecticides, odorants, bactericides and animal repellants. The apparatus includes a housing having at least one opening therein and disposed adjacent the composition for transferring fragrance therefrom to the other side of the housing. A heating resistor is provided in the housing for maintaining an elevated temperature. A heater plate formed of sheet metal is arranged in the housing in thermally conductive relationship with the heating resistor. The heater plate is configured to at least partially surround and contact the resin body.
    Type: Grant
    Filed: November 23, 1987
    Date of Patent: June 6, 1989
    Assignee: Creative Environments, Inc.
    Inventor: Chella Luthy
  • Electric fragrance dispenser for insertion in an automobile cigarette lighter socket
    Patent number: D306644
    Type: Grant
    Filed: November 18, 1987
    Date of Patent: March 13, 1990
    Assignee: Creative Environments, Inc.
    Inventor: Chella Luthy
  • Electric fragrance dispenser
    Patent number: D307180
    Type: Grant
    Filed: October 30, 1987
    Date of Patent: April 10, 1990
    Assignee: Creative Environments Inc.
    Inventor: Chella Luthy