Granted Patent
Utility
US 5,319,173 · App. 08/014,164
Temperature auto-regulating, self-heating recoverable articles
Inventor:
Thomas H. McGaffigan
Patented Case
View Patent ↗
Granted: Jun 7, 1994
Filed: Feb 5, 1993
Inventor
Thomas H. McGaffigan
Assignee (at issue)
Metcal, Inc.
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.