Granted Patent
Utility
US 4,786,955 · App. 07/018,314
Semiconductor device with source and drain depth extenders and a method of making the same
Inventors:
Dora Plus, Ronald K. Smeltzer
Patented Case
View Patent ↗
Granted: Nov 22, 1988
Filed: Feb 24, 1987
Inventors
Dora Plus
Ronald K. Smeltzer
Assignee (at issue)
General Electric Company
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.