Granted Patent
Utility
US 4,534,503 · App. 06/550,213
Stiffened panel
Inventors:
David Stephen, Martin H. Mansbridge, Alan W. Highnam
Patented Case
View Patent ↗
Granted: Aug 13, 1985
Filed: Nov 9, 1983
Inventors
David Stephen
Martin H. Mansbridge
Alan W. Highnam
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.