Granted Patent
Utility
US 5,970,090 · App. 08/966,778
Computer system for use with a wireless data communication network
Inventor:
Mihal Lazaridis
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Nov 10, 1997
Inventor
Mihal Lazaridis
Assignee (at issue)
RESEARCH IN MOTION 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.