Granted Patent
Utility
US 6,819,921 · App. 09/773,572
Method of subscriber initiated porting of a wireless number for a mobile station
Inventors:
Nick J. Mazzarella, Douglas Rollender
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Feb 2, 2001
Inventors
Nick J. Mazzarella
Douglas Rollender
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.