Granted Patent
Utility
US 5,833,372 · App. 08/867,467
Auxiliary seal for a bearing and bearing incorporating such a seal
Inventor:
Donald L. Nisley
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Jun 2, 1997
Inventor
Donald L. Nisley
Assignee (at issue)
Reliance Electric Industrial 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.