Granted Patent
Utility
US 6,780,478 · App. 09/867,773
Recording sheets for ink jet printing
Inventors:
Rolf Steiger, Pierre-Alain Brugger
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: May 29, 2001
Inventors
Rolf Steiger
Pierre-Alain Brugger
Assignee (at issue)
Ilford Imaging Switzerland GmbH
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.