Granted Patent
Utility
US 5,333,286 · App. 07/978,278
Two way copier monitoring system
Inventors:
Joseph Weinberger, Gary Bricault, James Laird
Patented Case
View Patent ↗
Granted: Jul 26, 1994
Filed: Nov 18, 1992
Inventors
Joseph Weinberger
Gary Bricault
James Laird
Assignee (at issue)
Joseph Weinberger
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.