Granted Patent
Utility
US 6,038,300 · App. 08/744,393
Switching apparatus for use in telephone house wiring
Inventors:
James Joseph Hartmann, Thomas Anthony Stahl
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Nov 7, 1996
Inventors
James Joseph Hartmann
Thomas Anthony Stahl
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.