Intra-pocket drug delivery devices for treatment of periodontal diseases
Patent 4764377 Issued on August 16, 1988. Estimated Expiration Date: 
February 13, 2007. 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.
February 13, 2007. 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 2991224 3386440 3388704 3674901 3700685 3754332 3849185 Buccal implant for administering solubilizable products Antimicrobial sutures Long-acting articles for oral delivery and process InventorAssigneeApplicationNo. 07/015521 filed on 02/13/1987US Classes:424/435, Mouth424/443, Web, sheet or filament bases; compositions of bandages; or dressings with incorporated medicaments424/449, Transdermal or percutaneous433/80Having intra-oral dispensing meansExaminersPrimary: Page, Thurman K.Assistant: Horne, Leon R. Attorney, Agent or FirmInternational ClassesA61K 9/00 (20060101)A61K 6/00 (20060101) A61C 19/06 (20060101) A61C 19/00 (20060101) AbstractTherapeutic agent delivery devices and methods for using them in treatment of dental disease are disclosed. In the treatment of periodontal disease, a therapeutic agent such as tetracycline mixed in a polymeric matrix such as ethylene vinyl acetate copolymer is packed into the area to be treated and kept in place for a suitable time, during which the therapeutic agent diffuses out of the polymeric matrix, providing continuous therapy for the treatment site.Other References
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