Granted Patent
Utility
US 4,554,591 · App. 06/533,425
Reproducible image and information bearing record
Inventor:
Richard C. Kee
Patented Case
View Patent ↗
Granted: Nov 19, 1985
Filed: Sep 19, 1983
Inventor
Richard C. Kee
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.