IP Library Granted Patent US 6,480,957
Granted Patent Utility
US 6,480,957 · App. 09/634,165

Method and system for secure lightweight transactions in wireless data networks

Inventors: Hanqing Liao, Stephen S. Boyle, Peter F. King, Bruce V. Schwartz
Patented Case View Patent ↗
Granted: Nov 12, 2002 Filed: Aug 9, 2000
Inventors
Hanqing Liao
Stephen S. Boyle
Peter F. King
Bruce V. Schwartz
Assignee (at issue)
Openwave Systems 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,480,957
App. No.
09/634,165
Filed
2000-08-09
Granted
2002-11-12
Kind
B1