Granted Patent
Utility
US 5,469,504 · App. 08/337,572
Automatic call distribution with intersubnetwork customer information transfer system and method
Inventor:
David L. Blaha
Patented Case
View Patent ↗
Granted: Nov 21, 1995
Filed: Nov 10, 1994
Inventor
David L. Blaha
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.