Granted Patent
Utility
US 4,781,034 · App. 07/060,682
Cryogenic support system
Inventors:
Thomas H. Nicol, Ralph C. Niemann, John D. Gonczy
Patented Case
View Patent ↗
Granted: Nov 1, 1988
Filed: Jun 10, 1987
Inventors
Thomas H. Nicol
Ralph C. Niemann
John D. Gonczy
Assignee (at issue)
Universities Research Association, 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.