Granted Patent
Utility
US 4,551,407 · App. 06/520,023
Transfer imaging system
Inventor:
Frederick W. Sanders
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Aug 3, 1983
Inventor
Frederick W. Sanders
Assignee (at issue)
The Mead 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.