Granted Patent
Utility
US 5,058,080 · App. 07/280,097
Multiple transmission path seismic telemetering system
Inventors:
Lee E. Siems, Marvin K. Amerine, Loring C. Chien, William P. Vorheier
Patented Case
View Patent ↗
Granted: Oct 15, 1991
Filed: Dec 5, 1988
Inventors
Lee E. Siems
Marvin K. Amerine
Loring C. Chien
William P. Vorheier
Assignee (at issue)
Western Atlas International, Inc.
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.