Granted Patent
Utility
US 5,859,882 · App. 08/541,384
Transmission system control circuit including comparator apparatus
Inventor:
Ralph Urbansky
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: Oct 10, 1995
Inventor
Ralph Urbansky
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.