Granted Patent
Utility
US 4,453,301 · App. 06/207,260
Sealing mechanical tube joints
Inventors:
Charles B. Mort, Dennis W. DeSalve
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: Nov 17, 1980
Inventors
Charles B. Mort
Dennis W. DeSalve
Assignee (at issue)
United Aircraft Products, 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.