Granted Patent
Utility
US 5,633,113 · App. 08/421,757
Mass transfer imaging media and methods of making and using the same
Inventor:
Ernest W. Ellis
Patented Case
View Patent ↗
Granted: May 27, 1997
Filed: Apr 14, 1995
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.