Granted Patent
Utility
US 5,089,856 · App. 07/393,631
Image transfer apparatus incorporating an internal heater
Inventors:
Benzion Landa, Hanna Pinhas, Paul Fenster
Patented Case
View Patent ↗
Granted: Feb 18, 1992
Filed: Aug 14, 1989
Inventors
Benzion Landa
Hanna Pinhas
Paul Fenster
Assignee (at issue)
Spectrum Sciences B.V.
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.