Method of manufacturing dental restorations
Patent 5104319 Issued on April 14, 1992. Estimated Expiration Date: 
August 2, 2010. 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 2, 2010. 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 ReferencesMethod and compositions for bonding metals and ceramics with which to make prosthetic teeth Method of making a dental crown for a dental preparation by means of a CAD-CAM system Process for preparing nonshrinking porcelain opaque covering for dental appliances Patent #: 4957440 InventorsApplicationNo. 561771 filed on 08/02/1990US Classes:433/202.1, Tooth construction433/215, METHOD OR MATERIAL FOR TESTING, TREATING, RESTORING, OR REMOVING NATURAL TEETH433/223Method of fabricatingExaminersPrimary: O'Connor, Cary E.Assistant: Cherichetti, Cindy A. Attorney, Agent or FirmForeign Patent References
International ClassesA61C 013/08A61C 005/00 A61C 005/10 Foreign Application Priority Data1989-08-09 GBAbstractA method for the production of full or partial dental restorations including veneers, crowns, inlays, onlays, and bridge structures, and dental restorations produced by the method. The method utilizes the technique of flame spraying to form a basal layer of a technical ceramic based material upon which porcelains are applied to produce a strong, aesthetically acceptable and custom made dental restoration. The technical ceramic based material may be Alumina, Zirconia, Titania, or combinations thereof, and the flame spraying may be a direct method or an indirect method. The technical ceramic based material may include small amounts of silicate based materials. | |
