Granted Patent
Utility
US 5,335,729 · App. 07/880,828
Tubular connection, method for making same, and tool therefor
Inventors:
Edwin C. Turner, Charles E. Gibbs
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: May 11, 1992
Inventors
Edwin C. Turner
Charles E. Gibbs
Assignee (at issue)
Cooper Industries Holdings
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.