Granted Patent
Utility
US 5,794,143 · App. 08/691,439
Method and apparatus for facilitating the ultimate making of wireless calls to unavailable wireless telephones
Inventors:
Michael McCarthy, James A. Tavares
Patented Case
View Patent ↗
Granted: Aug 11, 1998
Filed: Aug 2, 1996
Inventors
Michael McCarthy
James A. Tavares
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.