Granted Patent
Utility
US 6,773,921 · App. 10/009,863
Predicting proximity to coke formation
Inventors:
John F. Schabron, Joseph F. Rovani, Jr.
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Dec 10, 2001
Inventors
John F. Schabron
Joseph F. Rovani, Jr.
Assignee (at issue)
The University of Wyoming Research Corporation
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.