Granted Patent
Utility
US 4,396,308 · App. 06/292,553
Ribbon guiding for thermal lift-off correction
Inventors:
Steven L. Applegate, James J. Molloy, Donald A. Walker
Patented Case
View Patent ↗
Granted: Aug 2, 1983
Filed: Aug 13, 1981
Inventors
Steven L. Applegate
James J. Molloy
Donald A. Walker
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.