Granted Patent
Utility
US 4,898,616 · App. 06/827,042
Aqueous additive systems, methods and polymeric particles
Inventors:
Kenneth W. Hyche, William C. Gose
Patented Case
View Patent ↗
Granted: Feb 6, 1990
Filed: Feb 7, 1986
Inventors
Kenneth W. Hyche
William C. Gose
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.