Granted Patent
Utility
US 4,794,239 · App. 07/108,844
Multitrack bar code and associated decoding method
Inventor:
David C. Allais
Patented Case
View Patent ↗
Granted: Dec 27, 1988
Filed: Oct 13, 1987
Inventor
David C. Allais
Assignee (at issue)
INTERMEC, INC.
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.