4. Telephonic communications
  5. With usage measurement
  6. Call charge metering or monitoring

Jianjun Ding

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CDMA intelligent network system and its method, device for...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate

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Method for providing virtual private network services

Telephonic communications – With usage measurement – Call charge metering or monitoring
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3184088

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