Candles with colored flames
Patent 5127922 Issued on July 7, 1992. Estimated Expiration Date: 
September 15, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
September 15, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3183068 3266272 3283546 3630697 3871815 InventorApplicationNo. 407882 filed on 09/15/1989US Classes:44/275CANDLE COMPOSITIONExaminersPrimary: Willis, Prince Jr.Assistant: McNally, John F. Attorney, Agent or FirmForeign Patent References
International ClassC10L 005/00AbstractA candle with a colored flame is described, which is free of the yellow color, usually found in the conventional paraffin candle. The candle comprises (1) a shell made of a saturated thermoplastic material and 10-30% of a fire retardant: (2) a fuel consisting of 70-100% of a polyoxymethylene, 0-30% of a binder, and 0-20% of a solvent. The candle also comprises 1-10% of a flame-coloring agent, such as a salt or an oxide of Li, B, Na, Ca, Cu, K, Sr, In, or Ba. The candle does not require a wick.Field of SearchCANDLE COMPOSITION | |
