Granted Patent
Utility
US 5,787,159 · App. 08/607,796
Use of caller ID information
Inventors:
Chris Hamilton, Bill Tiso
Patented Case
View Patent ↗
Granted: Jul 28, 1998
Filed: Feb 27, 1996
Inventors
Chris Hamilton
Bill Tiso
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.