Granted Patent
Utility
US 4,530,344 · App. 06/518,174
Heat-radiating cover for food plates
Inventors:
Mike Iyengar, Gail Gallagher
Patented Case
View Patent ↗
Granted: Jul 23, 1985
Filed: Jul 28, 1983
Inventors
Mike Iyengar
Gail Gallagher
Assignee (at issue)
American Hospital Supply Corp.
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.