Granted Patent
Utility
US 4,577,983 · App. 06/626,162
Color-on-demand ribbon printing
Inventors:
Ari Aviram, Derek B. Dove, Ramon Lane
Patented Case
View Patent ↗
Granted: Mar 25, 1986
Filed: Jun 29, 1984
Inventors
Ari Aviram
Derek B. Dove
Ramon Lane
Assignee (at issue)
International Business Machines Corporation
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.