Granted Patent
Utility
US 5,117,263 · App. 07/643,483
Liquid toner developer
Inventors:
Yossi Adam, Alon Gazit
Patented Case
View Patent ↗
Granted: May 26, 1992
Filed: Jan 22, 1991
Inventors
Yossi Adam
Alon Gazit
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.