Granted Patent
Utility
US 4,674,674 · App. 06/724,558
Method for fabricating fiberglass insulated mobile cryogenic tankage
Inventors:
Michael Patterson, Richard C. Cipolla
Patented Case
View Patent ↗
Granted: Jun 23, 1987
Filed: Apr 18, 1985
Inventors
Michael Patterson
Richard C. Cipolla
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.