Granted Patent
Utility
US 5,756,249 · App. 08/779,381
Mass transfer imaging media and methods of making and using the same
Inventor:
Ernest W. Ellis
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Jan 7, 1997
Inventor
Ernest W. Ellis
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.