Granted Patent
Utility
US 4,380,252 · App. 06/246,516
Wire reinforced hose and method
Inventors:
Herbert W. Gray, Roger A. Payne
Patented Case
View Patent ↗
Granted: Apr 19, 1983
Filed: Mar 23, 1981
Inventors
Herbert W. Gray
Roger A. Payne
Assignee (at issue)
The Gates Rubber 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.