Granted Patent
Utility
US 4,647,078 · App. 06/810,702
Metal to composite tubular joints
Inventor:
Brian Lundy
Patented Case
View Patent ↗
Granted: Mar 3, 1987
Filed: Dec 19, 1985
Inventor
Brian Lundy
Assignee (at issue)
HERCULES LLC
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.