Granted Patent
Utility
US 6,188,963 · App. 09/351,514
Method and system for deriving receiver separation and depth dual phone seismic surveys
Inventor:
Josef Paffenholz
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: Jul 12, 1999
Inventor
Josef Paffenholz
Assignee (at issue)
Baker Hughes Holdings LLC
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.