Granted Patent
Utility
US 4,208,240 · App. 06/006,627
Method and apparatus for controlling plasma etching
Inventor:
Thomas S. Latos
Patented Case
View Patent ↗
Granted: Jun 17, 1980
Filed: Jan 26, 1979
Inventor
Thomas S. Latos
Assignee (at issue)
Gould 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.