Granted Patent
Utility
US 6,766,870 · App. 10/225,710
Mechanically shaped hardfacing cutting/wear structures
Inventor:
James L. Overstreet
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Aug 21, 2002
Inventor
James L. Overstreet
Assignee (at issue)
Baker Hughes Holdings 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.