Granted Patent
Utility
US 5,705,311 · App. 08/607,288
Heat-developable image-recording element
Inventor:
Kent M. Young
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Feb 26, 1996
Inventor
Kent M. Young
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.