Granted Patent
Utility
US 4,629,267 · App. 06/856,862
Circuit terminating device
Inventor:
William E. Stepan
Patented Case
View Patent ↗
Granted: Dec 16, 1986
Filed: Apr 25, 1986
Inventor
William E. Stepan
Assignee (at issue)
GTE Communication Systems 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.