Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Advertisement based ringback system and method for use with a directory assistance system

Advertisement based ringback system and method for use with a directory assistance system

US Patent 8503620 · Granted Aug 6, 2013

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and method for providing mobile device services using SMS communications2014
System and method for enhanced directory assistance including commercial feature2014
System and method for improved directory assistance including re-dial feature2013
System and method for real-time comparison of news events against directory assi2013
System and method for providing mobile device services using SMS communications2013
System and method for voice activated signaling2013
Communication assistance system and method with prosperity marketing2013
System and method for providing mobile device services using SMS communications2013
System and method for improved directory assistance including re-dial feature2012
System and method for facilitating privacy in directory assistance communication2012
System and method for providing mobile device services using SMS communications2012
System and method for providing emergency notification services via enhanced dir2012