Granted Patent
Utility
US 5,981,081 · App. 06/651,688
Transition metal boride coatings
Inventor:
Jiinjen Albert Sue
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Sep 18, 1984
Inventor
Jiinjen Albert Sue
Assignee (at issue)
Union Carbide Coatings Service Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.