Granted Patent
Utility
US 4,453,839 · App. 06/388,555
Laminated thermal transfer medium for lift-off correction and embodiment with resistive layer composition including lubricating contact graphite coating
Inventors:
Hugh T. Findlay, Keith A. Jones
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: Jun 15, 1982
Inventors
Hugh T. Findlay
Keith A. Jones
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.