Granted Patent
Utility
US 6,308,985 · App. 09/486,077
Mobile work machine with telescopic support struts
Inventor:
Markus Wolfram
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Apr 28, 2000
Inventor
Markus Wolfram
Assignee (at issue)
PUTZMEISTER INC.
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.