Granted Patent
Utility
US 5,984,366 · App. 08/754,902
Unalterable self-verifying articles
Inventor:
Dennis G. Priddy
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Nov 22, 1996
Inventor
Dennis G. Priddy
Assignee (at issue)
International Data Matrix, 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.