Granted Patent
Utility
US 5,121,470 · App. 07/473,651
Automated interactive record system
Inventor:
Edwin D. Trautman
Patented Case
View Patent ↗
Granted: Jun 9, 1992
Filed: Feb 1, 1990
Inventor
Edwin D. Trautman
Assignee (at issue)
Intellimetrics Instrument Corporation
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.