Granted Patent
Utility
US 5,380,102 · App. 08/144,511
Shaft journal bearing assembly improved seal wear ring
Inventor:
Danny R. Sink
Patented Case
View Patent ↗
Granted: Jan 10, 1995
Filed: Nov 2, 1993
Inventor
Danny R. Sink
Assignee (at issue)
Brenco, Incorporated
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.