Granted Patent
Utility
US 4,846,508 · App. 07/133,682
Tubular connector system
Inventors:
Joseph W. Pallini, Lionel J. Milberger, B. Lee Danner
Patented Case
View Patent ↗
Granted: Jul 11, 1989
Filed: Dec 16, 1987
Inventors
Joseph W. Pallini
Lionel J. Milberger
B. Lee Danner
Assignee (at issue)
Vetco Gray, 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.