Granted Patent
Utility
US 5,285,204 · App. 07/918,967
Coil tubing string and downhole generator
Inventor:
Alex Sas-Jaworsky
Patented Case
View Patent ↗
Granted: Feb 8, 1994
Filed: Jul 23, 1992
Inventor
Alex Sas-Jaworsky
Assignee (at issue)
Conoco Inc.
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.