Granted Patent
Utility
US 6,378,633 · App. 09/805,612
Drill pipe protector assembly
Inventors:
Norman Bruce Moore, Andrew Dale Fuller
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Mar 13, 2001
Inventors
Norman Bruce Moore
Andrew Dale Fuller
Assignee (at issue)
Western Well Tool, 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.