Granted Patent
Utility
US 4,444,700 · App. 06/426,322
Method for manufacturing reinforced hose
Inventor:
Bruce J. Fondren
Patented Case
View Patent ↗
Granted: Apr 24, 1984
Filed: Sep 29, 1982
Inventor
Bruce J. Fondren
Assignee (at issue)
Champion Spark Plug 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.