Granted Patent
Utility
US 5,583,827 · App. 08/095,466
Measurement-while-drilling system and method
Inventor:
Wilson C. Chin
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Jul 23, 1993
Inventor
Wilson C. Chin
Assignee (at issue)
Halliburton
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.