Novel drug delivery system for expectorants
Patent 4935242 Issued on June 19, 1990. Estimated Expiration Date: 
July 26, 2008. 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.
July 26, 2008. 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 3275510 3362829 3389000 3443959 3527647 3647480 3753739 3867556 3928633 Condiment-treating process and product InventorsApplicationNo. 224600 filed on 07/26/1988US Classes:424/439, Food or edible as carrier for pharmaceutical424/440, Candy, candy coated or chewing gum424/441Chewable tablet or waferExaminersPrimary: Page, Thurman K.Attorney, Agent or FirmForeign Patent References
International ClassA61K 047/00AbstractA drug delivery system comprising a core material comprising a drug, and a hydrophobic matrix coating the core. The coating delays hydration of the drug and masks the taste of the drug. The coating comprises an emulsifier, an edible fatty acid or wax and a glyceride. The delivery system can be incorporated into various food products, pharmaceutical preparations and proprietary products. | |
