Granted Patent
Utility
US 6,370,548 · App. 09/169,491
System and method for achieving local number portability
Inventors:
Deborah Bauer, Ross Edward Button, Mike Cavanagh, Susan Jane McQuigge Ernst, Kevin Germann, Ralph Holmes, Samuel S. Howlette, William Kalyn, Steve Sauve, Francis Cornelius Sommers
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Oct 9, 1998
Inventors
Deborah Bauer
Ross Edward Button
Mike Cavanagh
Susan Jane McQuigge Ernst
Kevin Germann
Ralph Holmes
Samuel S. Howlette
William Kalyn
Steve Sauve
Francis Cornelius Sommers
Assignee (at issue)
MCI WorldCom. 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.