Cedar Rapids, Iowa
United States
5
2010-03-11
The entities that hold a legal rights for patent applications filed by inventor Abel Jon:
Jon Abel from Cedar Rapids, US has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD FOR CHARGING ON-LINE DIRECTORY ASSISTANCE SERVICES
#2 | 2009-12-29Method for charging on-line directory assistance services
#3 | 2006-10-24On-line directory assistance system
#4 | 2006-07-13On-line directory assistance system
#5 | 2006-06-27Stateless mechanism for data retrieval
3765923 ⎘