Granted Patent
Utility
US 5,222,653 · App. 07/842,593
Manufacture of aircraft track-cans and the like
Inventors:
Michael A. Joyce, William Thompson
Patented Case
View Patent ↗
Granted: Jun 29, 1993
Filed: Feb 28, 1992
Inventors
Michael A. Joyce
William Thompson
Assignee (at issue)
British Aerospace Public Limited Co.
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.