Granted Patent
Utility
US 6,559,567 · App. 09/853,431
Electromagnetic rotary drive
Inventor:
Reto Schöb
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: May 10, 2001
Inventor
Reto Schöb
Assignee (at issue)
Levitronix GmbH
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.