Granted Patent
Utility
US 5,374,982 · App. 08/180,589
Mechanism for controlling roller contact in a liquid electrophotography system
Inventor:
Darius Boockkholdt
Patented Case
View Patent ↗
Granted: Dec 20, 1994
Filed: Jan 12, 1994
Inventor
Darius Boockkholdt
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.