Granted Patent
Utility
US 6,161,961 · App. 09/065,889
Bush for needle bearings
Inventor:
Karl Diemer
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Apr 24, 1998
Inventor
Karl Diemer
Assignee (at issue)
The Torrington Company
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.