Reflecting mirror
Patent 4009947 Issued on March 1, 1977. Estimated Expiration Date: 
March 1, 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.
March 1, 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 2664363 2762714 2801935 3497377 InventorsAssigneeApplicationNo. 619526 filed on 10/03/1975US Classes:359/884, With selective absorption or transparent overcoating427/166, Vapor depositing428/433Alloy or free metalExaminersPrimary: Corbin, John K.Assistant: Henry, Jon W. Attorney, Agent or FirmForeign Application Priority Data1973-02-15 JAAbstractA reflecting mirror which is composed of a reflecting silver layer formed on a surface of a glass base body and a protective layer being made of alloy consisting of copper and tin being formed on said reflecting silver layer. Since the reflecting layer is protected by a protective layer, this reflecting mirror has corrosion resistance. | |
