Granted Patent
Utility
US 5,282,338 · App. 08/040,572
Sealing structure
Inventor:
David J. Oliver
Patented Case
View Patent ↗
Granted: Feb 1, 1994
Filed: Mar 31, 1993
Inventor
David J. Oliver
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.