Granted Patent
Utility
US 5,286,577 · App. 07/557,218
Drawn conductors for cryogenic applications
Inventors:
M. K. Premkumar, Gary W. Malette
Patented Case
View Patent ↗
Granted: Feb 15, 1994
Filed: Jul 23, 1990
Inventors
M. K. Premkumar
Gary W. Malette
Assignee (at issue)
Aluminum Company of America
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.