Granted Patent
Utility
US 4,730,188 · App. 06/814,492
Identification system
Inventor:
Thomas A. Milheiser
Patented Case
View Patent ↗
Granted: Mar 8, 1988
Filed: Dec 30, 1985
Inventor
Thomas A. Milheiser
Assignee (at issue)
Identification Devices, 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.