Granted Patent
Utility
US 6,681,689 · App. 10/138,347
Roll baler
Inventor:
Jens Geiser
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: May 3, 2002
Inventor
Jens Geiser
Assignee (at issue)
Lely Maschinenfabrik 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.