Granted Patent
Utility
US 5,274,686 · App. 07/951,395
Anodic vacuum arc deposition
Inventor:
William J. Bryan
Patented Case
View Patent ↗
Granted: Dec 28, 1993
Filed: Sep 25, 1992
Inventor
William J. Bryan
Assignee (at issue)
Combustion Engineering, Inc.
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.