Granted Patent
Utility
US 5,413,184 · App. 08/131,526
Method of and apparatus for horizontal well drilling
Inventor:
Carl Landers
Patented Case
View Patent ↗
Granted: May 9, 1995
Filed: Oct 1, 1993
Inventor
Carl Landers
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.