Granted Patent
Utility
US 6,480,321 · App. 09/749,560
Controlling engulfing and sequestering magnetic pads
Inventor:
Nicholas K. Sheridon
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Dec 28, 2000
Inventor
Nicholas K. Sheridon
Assignee (at issue)
Xerox Corporation
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.