Granted Patent
Utility
US 5,688,581 · App. 08/615,958
Electrographic image transfer element having a protective layer
Inventors:
Theresa M. Chagnon, Douglas A. Cahill, Richard S. Himmelwright, Dene H. Taylor
Patented Case
View Patent ↗
Granted: Nov 18, 1997
Filed: Mar 14, 1996
Inventors
Theresa M. Chagnon
Douglas A. Cahill
Richard S. Himmelwright
Dene H. Taylor
Assignee (at issue)
Rexam Graphics, Inc.
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.