IP Library Granted Patent US 6,792,534
Granted Patent Utility
US 6,792,534 · Confirmation No. 5558

END-TO END PROTECTION OF MEDIA STREAM ENCRYPTION KEYS FOR VOICE-OVER-IP SYSTEMS

⬇ PDF
Code Description Pages PDF
2005-02-02 COCIN Request for Certificate of Correction 1 View
2004-08-06 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-05-06 TRNA Transmittal of New Application 2 View
2002-05-06 ADS Application Data Sheet 2 View
2002-05-06 SPEC Specification 8 View
2002-05-06 CLM Claims 2 View
2002-05-06 ABST Abstract 1 View
2002-05-06 DRW Drawings-only black and white line drawings 2 View
2002-05-06 OATH Oath or Declaration filed 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
Patent No.
US 6,792,534
App. No.
10/140,148
Filed
2002-05-06
Granted
2004-09-14
Pub. No.
US20030182553A1
Examiner
SONG, HOSUK
Art Unit
2135
PTA
-5 days