Granted Patent
Utility
US 6,213,675 · App. 09/200,216
Axial joint
Inventors:
Rainer Ungruh, Norbert Schmudde, Gerhard Huneke, Dieter Muller
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Nov 25, 1998
Inventors
Rainer Ungruh
Norbert Schmudde
Gerhard Huneke
Dieter Muller
Assignee (at issue)
ZF Lemförder Metallwaren AG
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.