Granted Patent
Utility
US 5,675,419 · App. 08/533,019
Scattered/transmitted light information system
Inventors:
Herman P. Van Den Bergh, Marvin Lane, John Mallon
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Sep 25, 1995
Inventors
Herman P. Van Den Bergh
Marvin Lane
John Mallon
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.