Granted Patent
Utility
US 4,396,702 · App. 06/320,015
Method of forming pattern in positive resist media
Inventors:
Nitin V. Desai, Eugene S. Poliniak
Patented Case
View Patent ↗
Granted: Aug 2, 1983
Filed: Nov 10, 1981
Inventors
Nitin V. Desai
Eugene S. Poliniak
Assignee (at issue)
RCA 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.