Granted Patent
Utility
US 4,859,760 · App. 07/129,514
Polyurethane powder coating compositions
Inventors:
Fred W. Light, Jr., James D. Hood, Yeong-Ho Chang
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Dec 7, 1987
Inventors
Fred W. Light, Jr.
James D. Hood
Yeong-Ho Chang
Assignee (at issue)
EASTMAN KODAK COMPANY
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.