Granted Patent
Utility
US 4,664,497 · App. 06/881,269
Camera having chamber for storing exposed film units during their development
Inventors:
Bruce K. Johnson, George D. Whiteside
Patented Case
View Patent ↗
Granted: May 12, 1987
Filed: Jul 2, 1986
Inventors
Bruce K. Johnson
George D. Whiteside
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.