Granted Patent
Utility
US 4,589,972 · App. 06/635,732
Optically black coating with improved infrared absorption and process of formation
Inventors:
Stephen M. Pompea, Derek W. Bergener, Donald F. Shepard
Patented Case
View Patent ↗
Granted: May 20, 1986
Filed: Jul 30, 1984
Inventors
Stephen M. Pompea
Derek W. Bergener
Donald F. Shepard
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.