Granted Patent
Utility
US 6,520,359 · App. 09/849,993
Lateral boom locking and actuating unit
Inventors:
Frank Richter, Dieter Stuehrwoldt, Jens Ennen
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: May 8, 2001
Inventors
Frank Richter
Dieter Stuehrwoldt
Jens Ennen
Assignee (at issue)
GROVE U.S. L.L.C.
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.