Granted Patent
Utility
US 5,646,459 · App. 08/556,445
Integrated maintenance bypass switch and method of operation thereof
Inventors:
Andrew K. Hatate, Franklin F. Makan
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Nov 9, 1995
Inventors
Andrew K. Hatate
Franklin F. Makan
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.