Dental alloys
Patent 4038752 Issued on August 2, 1977. Estimated Expiration Date: 
August 2, 1994. 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, 1994. 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 2864696 3437480 3761728 InventorsApplicationNo. 05/645318 filed on 12/30/1975US Classes:420/452, Iron or manganese containing433/200.1, Metallic433/207, Alloy433/218CrownExaminersPrimary: Peshock, RobertAttorney, Agent or FirmAbstractA corrosion-resistant dental prosthesis that consists of a nickel-base alloy with significant quantities of chromium, silicon, manganese and boron. | |
