Granted Patent
Utility
US 4,579,249 · App. 06/615,688
Fiberglass insulation for mobile cryogenic tankage
Inventors:
Michael Patterson, Richard C. Cipolla
Patented Case
View Patent ↗
Granted: Apr 1, 1986
Filed: Jun 1, 1984
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.