Granted Patent
Utility
US 5,625,673 · App. 08/310,297
Modular communication apparatus
Inventors:
Anthony J. Grewe, Michael Kerwin, Carl Scotius Ledbetter, Jr., B. Waring Partridge, III
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Sep 22, 1994
Inventors
Anthony J. Grewe
Michael Kerwin
Carl Scotius Ledbetter, Jr.
B. Waring Partridge, III
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.