4. Telephonic communications
  5. Plural exchange network or interconnection
  6. With interexchange network routing

William Kayln

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System and method for auditing and reconciliation of...

Data processing: database and file management or data structures – Database design – Data structure types
Reexamination Certificate

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System and method that allows a telephone data repository to...

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing
Reexamination Certificate

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System for achieving local number portability

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2472134

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