Granted Patent
Utility
US 4,540,880 · App. 06/512,658
Universal product code scannable coupon
Inventor:
George P. Hipko
Patented Case
View Patent ↗
Granted: Sep 10, 1985
Filed: Jul 11, 1983
Inventor
George P. Hipko
Assignee (at issue)
Beatrice Foods Co.
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.