Granted Patent
Utility
US 5,355,406 · App. 08/024,796
Integrated application controlled call processing and messaging system
Inventors:
Arnold Chencinski, David Ladd, Michael A. Liberty, Robert H. Sinn
Patented Case
View Patent ↗
Granted: Oct 11, 1994
Filed: Mar 1, 1993
Inventors
Arnold Chencinski
David Ladd
Michael A. Liberty
Robert H. Sinn
Assignee (at issue)
VMX, Inc.
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.