IP Library › Patent Application 60539780
Patent Application Provisional
App. No. 60/539,780 · Confirmation No. 2086

Call handling scheme to reduce roaming charges

Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2005-10-14 C.AD Change of Address 1 View
2005-10-11 C.AD Change of Address 2 View
2004-04-23 RETMAIL Mail returned to USPTO as undelivered 2 View
2004-01-27 TRNA Transmittal of New Application 4 View
2004-01-27 SPEC Specification 10 View
2004-01-27 CLM Claims 1 View
2004-01-27 DRW Drawings-only black and white line drawings 7 View
2004-01-27 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.
60/539,780
Filed
2004-01-27