Granted Patent
Utility
US 6,182,041 · App. 09/170,706
Text-to-speech based reminder system
Inventors:
Yizhi Li, Alexander Sio-Kay Ng, Trung (Tim) Trinh, Ross McNamara
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Oct 13, 1998
Inventors
Yizhi Li
Alexander Sio-Kay Ng
Trung (Tim) Trinh
Ross McNamara
Assignee (at issue)
Nortel Networks Limited
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.