Granted Patent
Utility
US 4,402,744 · App. 06/182,493
Chemically bonded aluminum coating for carbon via monocarbides
Inventor:
Raymond V. Sara
Patented Case
View Patent ↗
Granted: Sep 6, 1983
Filed: Aug 29, 1980
Inventor
Raymond V. Sara
Assignee (at issue)
Union Carbide 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.