Granted Patent
Utility
US 5,368,979 · App. 08/187,222
Thermally developable photosensitive element
Inventors:
James R. Freedman, David P. Waller
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Jan 27, 1994
Inventors
James R. Freedman
David P. Waller
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.