Granted Patent
Utility
US 6,807,705 · App. 10/099,166
Polishing pad and system
Inventor:
Robert Piombini
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Mar 15, 2002
Inventor
Robert Piombini
Assignee (at issue)
Saint-Gobain Abrasives Technology Company
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.