Granted Patent
Utility
US 4,484,785 · App. 06/408,625
Tubing protector
Inventor:
Joshua M. Jackson
Patented Case
View Patent ↗
Granted: Nov 27, 1984
Filed: Aug 16, 1982
Inventor
Joshua M. Jackson
Assignee (at issue)
Sperry-Sun, 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.