Granted Patent
Utility
US 4,883,714 · App. 07/295,086
Ink compositions and preparation
Inventors:
Rebecca Reid Stockl, Kenneth R. Barton, Melvin A. Caldwell
Patented Case
View Patent ↗
Granted: Nov 28, 1989
Filed: Jan 9, 1989
Inventors
Rebecca Reid Stockl
Kenneth R. Barton
Melvin A. Caldwell
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.