Granted Patent
Utility
US 5,227,643 · App. 07/783,770
Barcode identification system
Inventors:
Gina M. Craig, Dale E. Lamprecht, Jr., Debra A. Stellwag, Thomas Wagner
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Oct 28, 1991
Inventors
Gina M. Craig
Dale E. Lamprecht, Jr.
Debra A. Stellwag
Thomas Wagner
Assignee (at issue)
Monarch Marking Systems, 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.