Granted Patent
Utility
US 6,530,206 · App. 09/962,577
Supporting disk
Inventor:
Roland Fietz
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Sep 24, 2001
Inventor
Roland Fietz
Assignee (at issue)
Firma Carl Freudenberg
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.