Granted Patent
Utility
US 4,972,197 · App. 07/303,071
Integral heater for composite structure
Inventors:
Donald D. McCauley, John D. Bayless, Jr.
Patented Case
View Patent ↗
Granted: Nov 20, 1990
Filed: Jan 30, 1989
Inventors
Donald D. McCauley
John D. Bayless, Jr.
Assignee (at issue)
Ford Aerospace 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.