Granted Patent
Utility
US 6,464,479 · App. 09/576,883
Scroll-type apparatus
Inventor:
Alan Saunders
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: May 24, 2000
Inventor
Alan Saunders
Assignee (at issue)
The BOC Group plc
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.