Granted Patent
Utility
US 6,489,065 · App. 08/649,823
Holographic medium and process for use thereof
Inventors:
Pradeep K. Dhal, Eric S. Kolb, Richard A. Minns
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: May 17, 1996
Inventors
Pradeep K. Dhal
Eric S. Kolb
Richard A. Minns
Assignee (at issue)
Polaroid Corporation
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.