Granted Patent
Utility
US 4,881,316 · App. 07/245,133
Process for setting a threaded torque-limited collar and pin joint
Inventor:
George S. Wing
Patented Case
View Patent ↗
Granted: Nov 21, 1989
Filed: Sep 15, 1988
Inventor
George S. Wing
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.