4. Telecommunications
  5. Radiotelephone system
  6. Zoned or cellular telephone system

Charles Merriam

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Method and apparatus for determining the behavior of a...

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

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Method and apparatus for locating buried objects

Data processing: measuring – calibrating – or testing – Measurement system – Orientation or position
Reexamination Certificate

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Method and apparatus for rendering stolen computing devices...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
Reexamination Certificate

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Method and apparatus for retroactively updating a...

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

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Method and system for managing information retention

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
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Profile ID: LFUS-PAI-P-2495138

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