IP Library › Patent Application 60543806
Patent Application Provisional Small
App. No. 60/543,806 · Confirmation No. 3662

Using a collection of contact information to assist in challenge-response decisions

Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2004-02-11 TRNA Transmittal of New Application 2 View
2004-02-11 SPEC Specification 6 View
2004-02-11 WFEE Fee Worksheet (SB06) 1 View
Monitor This Case
Get email alerts when status or documents change.
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 application's details
Quick Facts
App. No.
60/543,806
Filed
2004-02-11