Granted Patent
Utility
US 6,026,914 · App. 09/014,691
Wellbore profiling system
Inventors:
John R. Adams, Ross Hay
Patented Case
View Patent ↗
Granted: Feb 22, 2000
Filed: Jan 28, 1998
Inventors
John R. Adams
Ross Hay
Assignee (at issue)
Alberta Oil Sands Tech and Research Authority
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.