Granted Patent
Utility
US 6,697,179 · App. 10/192,570
Multi-layer hologram label
Inventor:
Tsung-Ming Hsiao
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Jul 9, 2002
Inventor
Tsung-Ming Hsiao
Assignee (at issue)
K Laser Technology, 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.