Granted Patent
Utility
US 4,785,142 · App. 07/036,581
Superconductor cable
Inventors:
Darrell F. Smith, Jr., Bill L. Lake, Ronald G. Ballinger
Patented Case
View Patent ↗
Granted: Nov 15, 1988
Filed: Apr 10, 1987
Inventors
Darrell F. Smith, Jr.
Bill L. Lake
Ronald G. Ballinger
Assignee (at issue)
INCO Alloys 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.