Granted Patent
Utility
US 4,376,005 · App. 06/189,973
Method of making hose
Inventor:
Frank A. Vitellaro
Patented Case
View Patent ↗
Granted: Mar 8, 1983
Filed: Sep 22, 1980
Inventor
Frank A. Vitellaro
Assignee (at issue)
DayCo Holdings, LP
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.