Granted Patent
Utility
US 5,873,015 · App. 08/802,843
Like polarity biasing to control toner dusting
Inventor:
Orrin D. Christy
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Feb 18, 1997
Inventor
Orrin D. Christy
Assignee (at issue)
Moore U.S.A., 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.