Granted Patent
Utility
US 6,340,085 · App. 09/255,193
Roller drive unit
Inventors:
Thomas Huber, Martin Dürrwächter, Matthias Urch, Benedikt Kieser
Patented Case
View Patent ↗
Granted: Jan 22, 2002
Filed: Feb 22, 1999
Inventors
Thomas Huber
Martin Dürrwächter
Matthias Urch
Benedikt Kieser
Assignee (at issue)
TELAIR INTERNATIONAL 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.