IP Library › Granted Patent US 6,834,196
Granted Patent Utility PCT National Stage
US 6,834,196 · Confirmation No. 3264

METHOD FOR IMPROVING THE PERFORMANCE OF USSD TRANSFER IN A CELLULAR COMMUNICATIONS SYSTEM

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Quick Facts
Patent No.
US 6,834,196
App. No.
09/744,674
Filed
2001-01-29
Granted
2004-12-21
Art Unit
2683
PTA
0 days