Granted Patent
Utility
US 5,370,401 · App. 08/191,144
Antirotational and axial force component in a pusher seal assembly and tool for wear installation
Inventor:
Jan E. Sandgren
Patented Case
View Patent ↗
Granted: Dec 6, 1994
Filed: Feb 3, 1994
Inventor
Jan E. Sandgren
Assignee (at issue)
EG&G Sealol, Inc.
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.