Granted Patent
Utility
US 6,352,140 · App. 09/685,024
Disc brake to be opened by torque
Inventor:
Ismo Kuivamaki
Patented Case
View Patent ↗
Granted: Mar 5, 2002
Filed: Oct 10, 2000
Inventor
Ismo Kuivamaki
Assignee (at issue)
KCi Konecranes International PLC
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.