IP Library Granted Patent US 6,324,645
Granted Patent Utility
US 6,324,645 · App. 09/132,289

Risk management for public key management infrastructure using digital certificates

Inventors: Richard F. Andrews, Peter C. Williams, Judy Lin
Patented Case View Patent ↗
Granted: Nov 27, 2001 Filed: Aug 11, 1998
Inventors
Richard F. Andrews
Peter C. Williams
Judy Lin
Assignee (at issue)
VeriSign, 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 6,324,645
App. No.
09/132,289
Filed
1998-08-11
Granted
2001-11-27
Kind
A