Granted Patent
Utility
US 6,198,941 · App. 09/130,979
Method of operating a portable communication device
Inventors:
Alfred V. Aho, Richard D. Gitlin, Ramachandran Ramjee, Thomas Woo
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Aug 7, 1998
Inventors
Alfred V. Aho
Richard D. Gitlin
Ramachandran Ramjee
Thomas Woo
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.