Granted Patent
Utility
US 6,062,604 · App. 09/284,171
Self-verifying security documents
Inventors:
John Charles Taylor, Bruce Alfred Hardwick, Wayne Kevin Jackson, Paul Zientek, Cameron Rex Hibbert
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Apr 9, 1999
Inventors
John Charles Taylor
Bruce Alfred Hardwick
Wayne Kevin Jackson
Paul Zientek
Cameron Rex Hibbert
Assignee (at issue)
SECURENCY PTY LIMITED
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.