Granted Patent
Utility
US 6,069,845 · App. 09/220,148
Composite marine seismic source
Inventor:
Loran Ambs
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Dec 23, 1998
Inventor
Loran Ambs
Assignee (at issue)
Western Atlas International, 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.