Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Domestic to international collect call blocking

Domestic to international collect call blocking

US Patent 8442193 · Granted May 14, 2013

Estimated economic value: $40,352,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for providing fraud detection using connection frequency an2014
Method and apparatus for providing fraud detection using hot or cold originating2012
Fraud detection based on call attempt velocity on terminating number2012
Method and apparatus for providing fraud detection using connection frequency th2011
Method and system for providing fraud detection for remote access services2011
Method and apparatus for providing fraud detection using hot or cold originating2010
Method and apparatus for providing fraud detection using geographically differen2010
Method and system for prioritizing cases for fraud detection2010
Domestic to international collect call blocking2010
Domestic to international collect call blocking2010
Domestic origination to international termination country set logic2008
Domestic origination to international termination country set logic2008