Granted Patent
Utility
US 5,717,749 · App. 08/742,175
Means and method for providing local telephone number portability
Inventors:
Elbert Lee Sneed, Jr., Dorothy V. Stanley
Patented Case
View Patent ↗
Granted: Feb 10, 1998
Filed: Nov 4, 1996
Inventors
Elbert Lee Sneed, Jr.
Dorothy V. Stanley
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.