Granted Patent
Utility
US 6,432,486 · App. 09/554,590
Surface treatments for articles and vehicles
Inventors:
Henry Paris, Fenghua Deng, Charles L. Liotta, Charles A. Eckert, Zhengui LIU
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Aug 15, 2000
Inventors
Henry Paris
Fenghua Deng
Charles L. Liotta
Charles A. Eckert
Zhengui LIU
Assignee (at issue)
DELTA AIR LINES, 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.