Granted Patent
Utility
US 4,772,452 · App. 07/033,710
Process for forming metal-second phase composites utilizing compound starting materials
Inventors:
John M. Brupbacher, Leontios Christodoulou, Dennis C. Nagle
Patented Case
View Patent ↗
Granted: Sep 20, 1988
Filed: Apr 3, 1987
Inventors
John M. Brupbacher
Leontios Christodoulou
Dennis C. Nagle
Assignee (at issue)
LOCKHEED MARTIN CORPORATION
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.