Granted Patent
Utility
US 6,529,595 · App. 09/452,765
Method and apparatus to process number portability data for a call
Inventors:
Khalid Mohamed Medhat, Jason Torrey
Patented Case
View Patent ↗
Granted: Mar 4, 2003
Filed: Dec 1, 1999
Inventors
Khalid Mohamed Medhat
Jason Torrey
Assignee (at issue)
SPRINT COMMUNICATIONS COMPANY, L.P.
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.