Granted Patent
Utility
US 4,791,570 · App. 06/873,032
Guide wire communication system and method
Inventors:
Leigh E. Sherman, Gary L. Whatcott, Richard M. Dicks, David C. Madsen
Patented Case
View Patent ↗
Granted: Dec 13, 1988
Filed: Jun 11, 1986
Inventors
Leigh E. Sherman
Gary L. Whatcott
Richard M. Dicks
David C. Madsen
Assignee (at issue)
Eaton-Kenway, 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.