Granted Patent
Utility
US 5,947,931 · App. 08/933,409
Tube fitting anchoring system
Inventor:
Steven F. Bierman
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Sep 19, 1997
Inventor
Steven F. Bierman
Assignee (at issue)
Venetec International, 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.