Granted Patent
Utility
US 5,159,698 · App. 07/754,648
SMDR translator
Inventors:
Craig J. Harrington, Brian Johnson, Michael Seth Miller, Ronald E. Souder
Patented Case
View Patent ↗
Granted: Oct 27, 1992
Filed: Sep 4, 1991
Inventors
Craig J. Harrington
Brian Johnson
Michael Seth Miller
Ronald E. Souder
Assignee (at issue)
Intellicall, 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.