Granted Patent
Utility
US 5,738,359 · App. 08/801,945
Expandable band and locking mechanism for installing a flexible sealing element
Inventor:
William P. Gundy
Patented Case
View Patent ↗
Granted: Apr 14, 1998
Filed: Feb 14, 1997
Inventor
William P. Gundy
Assignee (at issue)
NPC Acquisition Corp.
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.