Granted Patent
Utility
US 4,433,008 · App. 06/377,197
Doped-oxide diffusion of phosphorus using borophosphosilicate glass
Inventors:
George L. Schnable, Edward James
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: May 11, 1982
Inventors
George L. Schnable
Edward James
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.