Granted Patent
Utility
US 4,598,142 · App. 06/727,983
Copolyester adhesives
Inventors:
Samuel D. Hilbert, Richard L. McConnell
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Apr 29, 1985
Inventors
Samuel D. Hilbert
Richard L. McConnell
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.