Granted Patent
Utility
US 4,258,396 · App. 06/075,297
Document illumination apparatus
Inventor:
Burton W. Scott
Patented Case
View Patent ↗
Granted: Mar 24, 1981
Filed: Sep 12, 1979
Inventor
Burton W. Scott
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.