Granted Patent
Utility
US 6,283,216 · App. 09/615,209
Apparatus and method for establishing branch wells from a parent well
Inventor:
Herve Ohmer
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Jul 13, 2000
Inventor
Herve Ohmer
Assignee (at issue)
Schlumberger Technology Corporation
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.