Granted Patent
Utility
US 6,540,617 · App. 09/919,383
Flange yoke for a universal joint and a universally jointed shaft
Inventors:
Hans Lindenthal, Hans Rosle, Peter Grawenhof
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Jul 31, 2001
Inventors
Hans Lindenthal
Hans Rosle
Peter Grawenhof
Assignee (at issue)
Voith Turbo GmbH & Co. KG
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.