Granted Patent
Utility
US 4,724,567 · App. 06/883,667
Polishing and scrubbing pad
Inventor:
James M. Rones
Patented Case
View Patent ↗
Granted: Feb 16, 1988
Filed: Jul 9, 1986
Inventor
James M. Rones
Assignee (at issue)
Americo Manufacturing Co., 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.