Granted Patent
Utility
US 5,845,946 · App. 08/712,627
Corrugated flexible hose coupling system
Inventor:
R. Winfield Thomas
Patented Case
View Patent ↗
Granted: Dec 8, 1998
Filed: Sep 11, 1996
Inventor
R. Winfield Thomas
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.