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For the Inventor, By the Inventor

Irvine, CA, United States of America

Interchange Corporation


USPTO Granted Patents = 2

Forward Citations = 212

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2 inventors (with patents filed for the assignee):

goldMedal Heath B Clarke (2 out of 6 patents)

silverMedal William A Montemer (1 out of 5 patents)


2 patents:

1. 7200413 - Methods and system for enhanced directory assistance using wireless messaging protocols (2007-04-03),
2. 7062453 - Methods and systems for a dynamic networked commerce architecture (2006-06-13),
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USPTO Data Jan 1 1976 - Jan 13 2026

2 Patents

#707 in Irvine, CA

#20,575 in California

#92,807 in US

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Irvine, CA, United States of America

Interchange Corporation

Forward Citations = 212

2 inventors:

goldMedal Heath B Clarke (2 out of 6 patents)

silverMedal William A Montemer (1 out of 5 patents)

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