Granted Patent
Utility
US 6,619,389 · App. 09/904,225
Pipe spinning apparatus
Inventors:
Johnny Clay Kidd, Freeman Lane Wilson
Patented Case
View Patent ↗
Granted: Sep 16, 2003
Filed: Jul 12, 2001
Inventors
Johnny Clay Kidd
Freeman Lane Wilson
Assignee (at issue)
Inter-American Oil Works, Ltd.
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.