Granted Patent
Utility
US 4,436,762 · App. 06/402,176
Low pressure plasma discharge formation of refractory coatings
Inventors:
Walter P. Lapatovich, Joseph M. Proud, Leslie A. Riseberg
Patented Case
View Patent ↗
Granted: Mar 13, 1984
Filed: Jul 26, 1982
Inventors
Walter P. Lapatovich
Joseph M. Proud
Leslie A. Riseberg
Assignee (at issue)
GTE Laboratories Incorporated
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.