Granted Patent
Utility
US 6,401,042 · App. 09/586,047
Method of determining spatial changes in subsurface structure, stratigraphy, lithology and fluid content and of reducing seismic noise
Inventors:
Paul Van Riel, Paul Johannes Albertus Tijink
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Jun 2, 2000
Inventors
Paul Van Riel
Paul Johannes Albertus Tijink
Assignee (at issue)
Jason Geosystems B.V.
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.