Granted Patent
Utility
US 6,591,157 · App. 09/522,164
Method and apparatus for notifying machine operators of the necessity for preventive maintenance
Inventors:
Joseph R. Vivirito, John H. Gates, Richard Kuchta
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Mar 9, 2000
Inventors
Joseph R. Vivirito
John H. Gates
Richard Kuchta
Assignee (at issue)
Gerber Technology LLC
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.