Granted Patent
Utility
US 6,389,361 · App. 09/418,820
Method for 4D permeability analysis of geologic fluid reservoirs
Inventor:
Peter Anderson Geiser
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Oct 15, 1999
Inventor
Peter Anderson Geiser
Assignee (at issue)
STRM, 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.