Granted Patent
Utility
US 6,733,171 · App. 09/912,695
Magnetic stirring apparatus and an agitating device
Inventor:
Reto Schöb
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Jul 23, 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.