Granted Patent
Utility
US 5,886,799 · App. 08/825,120
Polarizing holographic reflector module and method for the manufacture thereof
Inventors:
William J. Molteni, Jr., Philip J. Ralli
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Mar 27, 1997
Inventors
William J. Molteni, Jr.
Philip J. Ralli
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.