Use of eitelite to reduce sidestream smoke
Patent 5699811 Issued on December 23, 1997. Estimated Expiration Date: 
August 8, 2016. 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.
August 8, 2016. 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 ReferencesWrapper for smoking articles and method Sidestream smoke reducing cigarette paper with improved physicals and improved sidestream odor/aroma Wrapper for smoking article, smoking article, and method of making same Magnesite/magnesium hydroxide fillers for smoking article wrappers Reduced sidestream smoke smoking article wrappers, methods of making such wrappers and smoking articles made from such wrappers Patent #: 5253660 InventorApplicationNo. 689433 filed on 08/08/1996US Classes:131/365, Wrapper or binder131/360, Cigar or cigarette162/139Cigarette paperExaminersPrimary: Millin, VincentAssistant: Raciti, Eric P. Attorney, Agent or FirmInternational ClassA24D 001/02AbstractMineral phase eitelite Na2 Mg(CO3)2 !, either alone or in combination with other filters, significantly reduces the amount of sidestream smoke produced by the burning smoking article while providing the smoking article with good ashing characteristics. | |
