Granted Patent
Utility
US 4,486,033 · App. 06/514,108
Sublimable dye imaging of lottery ticket and commercial game coupon and the like
Inventor:
Michael A. Parrotta
Patented Case
View Patent ↗
Granted: Dec 4, 1984
Filed: Jul 15, 1983
Inventor
Michael A. Parrotta
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.