Granted Patent
Utility
US 4,606,196 · App. 06/683,572
Vacuum insulation system
Inventors:
Arun Acharya, Michael Patterson, Jeffert John Nowobilski
Patented Case
View Patent ↗
Granted: Aug 19, 1986
Filed: Dec 19, 1984
Inventors
Arun Acharya
Michael Patterson
Jeffert John Nowobilski
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.