Granted Patent
Utility
US 4,394,929 · App. 06/252,949
Cryogenic liquid storage container having an improved access conduit
Inventors:
Nandlal P. Patel, Roger J. Dolida
Patented Case
View Patent ↗
Granted: Jul 26, 1983
Filed: Apr 10, 1981
Inventors
Nandlal P. Patel
Roger J. Dolida
Assignee (at issue)
Union Carbide 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.