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

Erik B. Cherdak

Attorney

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Field configurable electric strike for exit devices

Closure fasteners – Keepers – With movable dog – catch or striker
Reexamination Certificate

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Hybrid digital/analog processing circuit

Coded data generation or conversion – Analog to or from digital conversion – Digital to analog conversion
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System and method for billing communications services...

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

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System and method for downloading portions of a remotely...

Electrical computers and digital processing systems: multicomput – Remote data accessing
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System and method for facilitating a windows based content...

Data processing: database and file management or data structures – Database design – Data structure types
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Profile ID: LFUS-PAI-P-2581737

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