Granted Patent
Utility
US 5,358,050 · App. 08/032,911
Method for killing a gas blowout of a well
Inventor:
Joseph H. Schmidt
Patented Case
View Patent ↗
Granted: Oct 25, 1994
Filed: Mar 18, 1993
Inventor
Joseph H. Schmidt
Assignee (at issue)
Atlantic Richfield Company
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.