Method and system for verifying telephone numbers across service providers

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7877083
APP PUB NO 20080101572A1
SERIAL NO

11553085

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A system for verifying and updating a telephone number across service providers. After dialing a telephone number, a contact name and a timestamp in a central repository is compared with a contact name and a timestamp in a storage device. If the contact name in the central repository does not match the contact name in the storage device and the timestamp in the central repository is not more recent than the timestamp in the storage device, a determination is made as to whether the central repository indicates that a new telephone number is associated with the contact name. If a new telephone number is indicated for the contact name, the central repository is queried for the new telephone number. In response to the new telephone number being found, the dialed telephone number is routed to the new telephone number. Also, the storage device is updated with the new telephone number.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Yen-Fu Austin, US 197 5220
Morgan, Fabian F Austin, US 91 2014
Walker, Keith Raymond Austin, US 140 4498

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