Granted Patent
Utility
US 6,014,202 · App. 08/931,571
Optical system for transmitting a graphical image
Inventors:
Philip D. Chapnik, Bruce K. Johnson, Richard G. Egan, Joseph DelPico
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Sep 16, 1997
Inventors
Philip D. Chapnik
Bruce K. Johnson
Richard G. Egan
Joseph DelPico
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.