Granted Patent
Utility
US 4,945,265 · App. 07/379,088
ECL/CML pseudo-rail circuit, cutoff driver circuit, and latch circuit
Inventor:
Julio Estrada
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Jul 13, 1989
Inventor
Julio Estrada
Assignee (at issue)
NATIONAL SEMICONDUCTOR 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.