Granted Patent
Utility
US 5,066,342 · App. 07/367,791
Aluminum-lithium alloys and method of making the same
Inventors:
Roberto J. Rioja, Joel A. Bowers, R. Steve James
Patented Case
View Patent ↗
Granted: Nov 19, 1991
Filed: Jun 19, 1989
Inventors
Roberto J. Rioja
Joel A. Bowers
R. Steve James
Assignee (at issue)
Aluminum Company of America
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.