Granted Patent
Utility
US 6,739,414 · App. 10/135,794
Compositions and methods for sealing formations
Inventors:
Tommy F. Brookey, Jack C. Cowan, Mike Kilchrist
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Apr 30, 2002
Inventors
Tommy F. Brookey
Jack C. Cowan
Mike Kilchrist
Assignee (at issue)
Masi Technologies, L.L.C.
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.