Granted Patent
Utility
US 4,292,528 · App. 06/050,908
Cask for radioactive material and method for preventing release of neutrons from radioactive material
Inventors:
Peter T. B. Shaffer, Michael Gaffney
Patented Case
View Patent ↗
Granted: Sep 29, 1981
Filed: Jun 21, 1979
Inventors
Peter T. B. Shaffer
Michael Gaffney
Assignee (at issue)
Carborundum Corporation
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.