Fluoridating oral cavity
Patent 4837007 Issued on June 6, 1989. Estimated Expiration Date: 
December 5, 2006. 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.
December 5, 2006. 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 3489686 3580853 Abrasive composition Dentifrice composition containing an abrasive coated with a cationic water soluble polymer Self-gelling liquid composition for topical application in the oral cavity Compositions and method for reducing elution of therapeutic agents from teeth Patent #: 4428930 InventorsAssigneeApplicationNo. 06/938218 filed on 12/05/1986US Classes:424/52, Fluorine or fluorine compound containing424/49, DENTIFRICES (INCLUDES MOUTH WASH)424/54, Ammonia, amine, or derivative thereof (e.g., urea, etc.)514/901MouthwashExaminersPrimary: Schain, Howard E.Assistant: Maezil, F. T. Attorney, Agent or FirmInternational ClassesA61K 8/72 (20060101)A61K 8/73 (20060101) A61K 8/81 (20060101) A61K 8/21 (20060101) A61K 8/19 (20060101) A61Q 11/00 (20060101) Foreign Application Priority Data1985-12-11 GBAbstractThe disclosure concerns an oral hygiene product which provides in the mouth a reservoir for the slow release of a therapeutic agent, such as fluoride ions. The product comprises two compositions which are mixed in the mouth or before introduction into the mouth. One composition comprises an aqueous suspension of particles which slowly release the therapeutic agent in salvia. The other composition comprises an aqueous solution of a cationic polymer.Other References
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