Granted Patent
Utility
US 5,086,161 · App. 07/701,401
Novel methine compounds, polymers containing them and formed articles therefrom
Inventors:
Max A. Weaver, Wayne P. Pruett, Samuel D. Hilbert
Patented Case
View Patent ↗
Granted: Feb 4, 1992
Filed: May 6, 1991
Inventors
Max A. Weaver
Wayne P. Pruett
Samuel D. Hilbert
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.