Granted Patent
Utility
US 5,865,290 · App. 08/079,749
Conveyor roller insert
Inventor:
Charles Winfield Scott
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: May 15, 1998
Inventor
Charles Winfield Scott
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.